Finding the Fourth Proportional to 1,553,451.92, 2,330,738.96 and 542,723.12
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Solution
The fourth proportional to 1,553,451.92, 2,330,738.96 and 542,723.12 is: 814,280.70
Step by Step Solution
- Step 1: Write the proportion equation
1,553,451.92 : 2,330,738.96 = 542,723.12 : x - Step 2: Convert to fraction form
1,553,451.92/2,330,738.96 = 542,723.12/x - Step 3: Cross multiply
1,553,451.92x = 2,330,738.96 × 542,723.12 - Step 4: Simplify right side
1,553,451.92x = 1,264,945,920,276.76 - Step 5: Solve for x
x = 1,264,945,920,276.76/1,553,451.92 - Step 6: Final answer
x = 814,280.70
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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.