等比数列在金融领域中的一个应用

The Application of Geometric Progression in Finance

法定存款准备金率的调整会导致货币供应量的变化,此变化的实质是一个等比数列求和问题.在中学数学教学中向学生介绍一些金融知识,不仅普及了经济知识,又丰富了数学教学内容,从而能达到学以致用的目的.

The adjustment of the legal deposit reserve ratio leads to the change of the supply of money and the essence of this change is the problem of summation in the geometric progression.To introduce to middle schoolstudents the knowledge on financing can not only popularize the economical knowledge,but also enrich the content taught in the school so that the purpose of applying the knowledge learnt in class to the real world can be reached.