Finding the Third Proportional to 687,079 and 1,465,450
Calculator
Solution
The third proportional to 687,079 and 1,465,450 is: 3,125,613.94
Step by Step Solution
- Step 1: Write the proportion equation
687,079 : 1,465,450 = 1,465,450 : x - Step 2: Convert to fraction form
687,079/1,465,450 = 1,465,450/x - Step 3: Cross multiply
687,079x = 1,465,450 × 1,465,450 - Step 4: Simplify right side
687,079x = 2,147,543,702,500 - Step 5: Solve for x
x = 2,147,543,702,500/687,079 - Step 6: Final answer
x = 3,125,613.94
Related Problems
Find third proportional to 343,539.50 and 732,725
Half scale
Find third proportional to 1,374,158 and 2,930,900
Double scale
Find third proportional to 687,081 and 1,465,454
Similar ratio
Find third proportional to 1,030,618.50 and 2,198,175
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.