PDURATION function

This article describes the formula syntax and usage of the PDURATION function (function: A prewritten formula that takes a value or values, performs an operation, and returns a value or values. Use functions to simplify and shorten formulas on a worksheet, especially those that perform lengthy or complex calculations.) in Microsoft Excel.

Description

Returns the number of periods required by an investment to reach a specified value.

Syntax

PDURATION(rate, pv, fv)

The PDURATION function syntax has the following arguments.

  • Rate    Required. Rate is the interest rate per period.
  • Pv    Required. Pv is the present value of the investment.
  • Fv    Required. Fv is the desired future value of the investment.

PDURATION uses the following equation, where specifiedValue is equal to fv, and currentValue is equal to pv:

PDURATION equation

Remarks

  • PDURATION requires that all arguments are positive values.
  • If argument values are not valid, PDURATION returns the #NUM! error value.
  • If arguments are not using valid data types, PDURATION returns the #VALUE! error value.

Example

The workbook below shows examples of this function. Inspect them, change existing formulas, or enter your own formulas to learn how the function works.

To work more in-depth with the example data in Excel, download the embedded workbook to your computer, and then open it in Excel.

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Applies to:
Excel 2013, Excel Online