Finding the Fourth Proportional to 1,091,695.75, 1,637,318.08 and 292,787.38
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Solution
The fourth proportional to 1,091,695.75, 1,637,318.08 and 292,787.38 is: 439,120.58
Step by Step Solution
- Step 1: Write the proportion equation
1,091,695.75 : 1,637,318.08 = 292,787.38 : x - Step 2: Convert to fraction form
1,091,695.75/1,637,318.08 = 292,787.38/x - Step 3: Cross multiply
1,091,695.75x = 1,637,318.08 × 292,787.38 - Step 4: Simplify right side
1,091,695.75x = 479,386,070,869.83 - Step 5: Solve for x
x = 479,386,070,869.83/1,091,695.75 - Step 6: Final answer
x = 439,120.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.