Finding the Fourth Proportional to 4,515,512.28, 6,231,452.58 and 2,450,545.70
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Solution
The fourth proportional to 4,515,512.28, 6,231,452.58 and 2,450,545.70 is: 3,381,777.82
Step by Step Solution
- Step 1: Write the proportion equation
4,515,512.28 : 6,231,452.58 = 2,450,545.70 : x - Step 2: Convert to fraction form
4,515,512.28/6,231,452.58 = 2,450,545.70/x - Step 3: Cross multiply
4,515,512.28x = 6,231,452.58 × 2,450,545.70 - Step 4: Simplify right side
4,515,512.28x = 15,270,459,288,920.87 - Step 5: Solve for x
x = 15,270,459,288,920.87/4,515,512.28 - Step 6: Final answer
x = 3,381,777.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.