Finding the Fourth Proportional to 1,625,440.40, 2,438,320.98 and 560,342.24
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Solution
The fourth proportional to 1,625,440.40, 2,438,320.98 and 560,342.24 is: 840,568.65
Step by Step Solution
- Step 1: Write the proportion equation
1,625,440.40 : 2,438,320.98 = 560,342.24 : x - Step 2: Convert to fraction form
1,625,440.40/2,438,320.98 = 560,342.24/x - Step 3: Cross multiply
1,625,440.40x = 2,438,320.98 × 560,342.24 - Step 4: Simplify right side
1,625,440.40x = 1,366,294,239,772.20 - Step 5: Solve for x
x = 1,366,294,239,772.20/1,625,440.40 - Step 6: Final answer
x = 840,568.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.