Home / 1,517,292-2,093,882.40-838,291.68

Finding the Fourth Proportional to 1,517,292, 2,093,882.40 and 838,291.68

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Solution

The fourth proportional to 1,517,292, 2,093,882.40 and 838,291.68 is: 1,156,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,292 : 2,093,882.40 = 838,291.68 : x
  2. Step 2: Convert to fraction form
    1,517,292/2,093,882.40 = 838,291.68/x
  3. Step 3: Cross multiply
    1,517,292x = 2,093,882.40 × 838,291.68
  4. Step 4: Simplify right side
    1,517,292x = 1,755,284,194,818.43
  5. Step 5: Solve for x
    x = 1,755,284,194,818.43/1,517,292
  6. Step 6: Final answer
    x = 1,156,853.26

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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.