Finding the Fourth Proportional to 2,514,543.20, 3,766,285.20 and 2,182,767.20
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Solution
The fourth proportional to 2,514,543.20, 3,766,285.20 and 2,182,767.20 is: 3,269,350.79
Step by Step Solution
- Step 1: Write the proportion equation
2,514,543.20 : 3,766,285.20 = 2,182,767.20 : x - Step 2: Convert to fraction form
2,514,543.20/3,766,285.20 = 2,182,767.20/x - Step 3: Cross multiply
2,514,543.20x = 3,766,285.20 × 2,182,767.20 - Step 4: Simplify right side
2,514,543.20x = 8,220,923,800,405.44 - Step 5: Solve for x
x = 8,220,923,800,405.44/2,514,543.20 - Step 6: Final answer
x = 3,269,350.79
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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.