Finding the Fourth Proportional to 1,125,174.43, 1,552,728.61 and 608,916.98
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Solution
The fourth proportional to 1,125,174.43, 1,552,728.61 and 608,916.98 is: 840,298.88
Step by Step Solution
- Step 1: Write the proportion equation
1,125,174.43 : 1,552,728.61 = 608,916.98 : x - Step 2: Convert to fraction form
1,125,174.43/1,552,728.61 = 608,916.98/x - Step 3: Cross multiply
1,125,174.43x = 1,552,728.61 × 608,916.98 - Step 4: Simplify right side
1,125,174.43x = 945,482,814,524.14 - Step 5: Solve for x
x = 945,482,814,524.14/1,125,174.43 - Step 6: Final answer
x = 840,298.88
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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.