Finding the Fourth Proportional to 2,347,481.99, 3,521,728.17 and 728,218.55
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Solution
The fourth proportional to 2,347,481.99, 3,521,728.17 and 728,218.55 is: 1,092,484.54
Step by Step Solution
- Step 1: Write the proportion equation
2,347,481.99 : 3,521,728.17 = 728,218.55 : x - Step 2: Convert to fraction form
2,347,481.99/3,521,728.17 = 728,218.55/x - Step 3: Cross multiply
2,347,481.99x = 3,521,728.17 × 728,218.55 - Step 4: Simplify right side
2,347,481.99x = 2,564,587,770,826.69 - Step 5: Solve for x
x = 2,564,587,770,826.69/2,347,481.99 - Step 6: Final answer
x = 1,092,484.54
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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.