Finding the Third Proportional to 775,530 and 1,640,479.50
Calculator
Solution
The third proportional to 775,530 and 1,640,479.50 is: 3,470,108.17
Step by Step Solution
- Step 1: Write the proportion equation
775,530 : 1,640,479.50 = 1,640,479.50 : x - Step 2: Convert to fraction form
775,530/1,640,479.50 = 1,640,479.50/x - Step 3: Cross multiply
775,530x = 1,640,479.50 × 1,640,479.50 - Step 4: Simplify right side
775,530x = 2,691,172,989,920.25 - Step 5: Solve for x
x = 2,691,172,989,920.25/775,530 - Step 6: Final answer
x = 3,470,108.17
Related Problems
Find third proportional to 387,765 and 820,239.75
Half scale
Find third proportional to 1,551,060 and 3,280,959
Double scale
Find third proportional to 775,532 and 1,640,484
Similar ratio
Find third proportional to 1,163,295 and 2,460,719.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.