Finding the Fourth Proportional to 1,584,134.20, 2,372,702.10 and 835,305.40
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Solution
The fourth proportional to 1,584,134.20, 2,372,702.10 and 835,305.40 is: 1,251,112.99
Step by Step Solution
- Step 1: Write the proportion equation
1,584,134.20 : 2,372,702.10 = 835,305.40 : x - Step 2: Convert to fraction form
1,584,134.20/2,372,702.10 = 835,305.40/x - Step 3: Cross multiply
1,584,134.20x = 2,372,702.10 × 835,305.40 - Step 4: Simplify right side
1,584,134.20x = 1,981,930,876,721.34 - Step 5: Solve for x
x = 1,981,930,876,721.34/1,584,134.20 - Step 6: Final answer
x = 1,251,112.99
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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.