Finding the Fourth Proportional to 1,358,306.64, 1,874,474.28 and 849,304.08
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Solution
The fourth proportional to 1,358,306.64, 1,874,474.28 and 849,304.08 is: 1,172,046.58
Step by Step Solution
- Step 1: Write the proportion equation
1,358,306.64 : 1,874,474.28 = 849,304.08 : x - Step 2: Convert to fraction form
1,358,306.64/1,874,474.28 = 849,304.08/x - Step 3: Cross multiply
1,358,306.64x = 1,874,474.28 × 849,304.08 - Step 4: Simplify right side
1,358,306.64x = 1,591,998,653,859.06 - Step 5: Solve for x
x = 1,591,998,653,859.06/1,358,306.64 - Step 6: Final answer
x = 1,172,046.58
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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.