Finding the Third Proportional to 784,689 and 1,110,639.75
Calculator
Solution
The third proportional to 784,689 and 1,110,639.75 is: 1,571,986.68
Step by Step Solution
- Step 1: Write the proportion equation
784,689 : 1,110,639.75 = 1,110,639.75 : x - Step 2: Convert to fraction form
784,689/1,110,639.75 = 1,110,639.75/x - Step 3: Cross multiply
784,689x = 1,110,639.75 × 1,110,639.75 - Step 4: Simplify right side
784,689x = 1,233,520,654,280.06 - Step 5: Solve for x
x = 1,233,520,654,280.06/784,689 - Step 6: Final answer
x = 1,571,986.68
Related Problems
Find third proportional to 392,344.50 and 555,319.88
Half scale
Find third proportional to 1,569,378 and 2,221,279.50
Double scale
Find third proportional to 784,691 and 1,110,643
Similar ratio
Find third proportional to 1,177,033.50 and 1,665,959.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.