问题已解决
财务管理中的插值法,求这个i是怎么算出来的?



你好
(7%-I)/(7%-8%)=(1.9672-2)/(1.9672-2.1589)
把等式左边的分母(7%-8%)移项到右边就是
(7%-I)=(1.9672-2)/(1.9672-2.1589)*(7%-8%)
然后把I移到右边,把(1.9672-2)/(1.9672-2.1589)*(7%-8%)移到左边就是
I=7%+(1.9672-2)/(1.9672-2.1589)*(7%-8%)=7.17%
2019 12/12 21:28