Finding the Fourth Proportional to 4,318,371.92, 5,952,248.11 and 3,061,476.90
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Solution
The fourth proportional to 4,318,371.92, 5,952,248.11 and 3,061,476.90 is: 4,219,800.99
Step by Step Solution
- Step 1: Write the proportion equation
4,318,371.92 : 5,952,248.11 = 3,061,476.90 : x - Step 2: Convert to fraction form
4,318,371.92/5,952,248.11 = 3,061,476.90/x - Step 3: Cross multiply
4,318,371.92x = 5,952,248.11 × 3,061,476.90 - Step 4: Simplify right side
4,318,371.92x = 18,222,670,091,833.66 - Step 5: Solve for x
x = 18,222,670,091,833.66/4,318,371.92 - Step 6: Final answer
x = 4,219,800.99
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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.