Finding the Fourth Proportional to 4,331,642.58, 5,977,737.24 and 2,371,487.56
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Solution
The fourth proportional to 4,331,642.58, 5,977,737.24 and 2,371,487.56 is: 3,272,691.42
Step by Step Solution
- Step 1: Write the proportion equation
4,331,642.58 : 5,977,737.24 = 2,371,487.56 : x - Step 2: Convert to fraction form
4,331,642.58/5,977,737.24 = 2,371,487.56/x - Step 3: Cross multiply
4,331,642.58x = 5,977,737.24 × 2,371,487.56 - Step 4: Simplify right side
4,331,642.58x = 14,176,129,501,608.73 - Step 5: Solve for x
x = 14,176,129,501,608.73/4,331,642.58 - Step 6: Final answer
x = 3,272,691.42
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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.