Finding the Fourth Proportional to 4,677,644.48, 6,454,956.34 and 2,612,650.52
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Solution
The fourth proportional to 4,677,644.48, 6,454,956.34 and 2,612,650.52 is: 3,605,349.90
Step by Step Solution
- Step 1: Write the proportion equation
4,677,644.48 : 6,454,956.34 = 2,612,650.52 : x - Step 2: Convert to fraction form
4,677,644.48/6,454,956.34 = 2,612,650.52/x - Step 3: Cross multiply
4,677,644.48x = 6,454,956.34 × 2,612,650.52 - Step 4: Simplify right side
4,677,644.48x = 16,864,545,038,278.30 - Step 5: Solve for x
x = 16,864,545,038,278.30/4,677,644.48 - Step 6: Final answer
x = 3,605,349.90
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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.