Finding the Fourth Proportional to 1,248,046.42, 1,872,349.61 and 395,169.12
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Solution
The fourth proportional to 1,248,046.42, 1,872,349.61 and 395,169.12 is: 592,842.33
Step by Step Solution
- Step 1: Write the proportion equation
1,248,046.42 : 1,872,349.61 = 395,169.12 : x - Step 2: Convert to fraction form
1,248,046.42/1,872,349.61 = 395,169.12/x - Step 3: Cross multiply
1,248,046.42x = 1,872,349.61 × 395,169.12 - Step 4: Simplify right side
1,248,046.42x = 739,894,747,716.04 - Step 5: Solve for x
x = 739,894,747,716.04/1,248,046.42 - Step 6: Final answer
x = 592,842.33
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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.