Finding the Fourth Proportional to 4,163,644.17, 5,745,562.11 and 2,328,253.65
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Solution
The fourth proportional to 4,163,644.17, 5,745,562.11 and 2,328,253.65 is: 3,212,840.82
Step by Step Solution
- Step 1: Write the proportion equation
4,163,644.17 : 5,745,562.11 = 2,328,253.65 : x - Step 2: Convert to fraction form
4,163,644.17/5,745,562.11 = 2,328,253.65/x - Step 3: Cross multiply
4,163,644.17x = 5,745,562.11 × 2,328,253.65 - Step 4: Simplify right side
4,163,644.17x = 13,377,125,953,909.20 - Step 5: Solve for x
x = 13,377,125,953,909.20/4,163,644.17 - Step 6: Final answer
x = 3,212,840.82
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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.