Home / 926,974.20-1,391,498.10-866,062.20

Finding the Fourth Proportional to 926,974.20, 1,391,498.10 and 866,062.20

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Solution

The fourth proportional to 926,974.20, 1,391,498.10 and 866,062.20 is: 1,300,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,974.20 : 1,391,498.10 = 866,062.20 : x
  2. Step 2: Convert to fraction form
    926,974.20/1,391,498.10 = 866,062.20/x
  3. Step 3: Cross multiply
    926,974.20x = 1,391,498.10 × 866,062.20
  4. Step 4: Simplify right side
    926,974.20x = 1,205,123,905,781.82
  5. Step 5: Solve for x
    x = 1,205,123,905,781.82/926,974.20
  6. Step 6: Final answer
    x = 1,300,061.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.