Home / 1,206,578.88-1,665,098.82-662,764.92

Finding the Fourth Proportional to 1,206,578.88, 1,665,098.82 and 662,764.92

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Solution

The fourth proportional to 1,206,578.88, 1,665,098.82 and 662,764.92 is: 914,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,578.88 : 1,665,098.82 = 662,764.92 : x
  2. Step 2: Convert to fraction form
    1,206,578.88/1,665,098.82 = 662,764.92/x
  3. Step 3: Cross multiply
    1,206,578.88x = 1,665,098.82 × 662,764.92
  4. Step 4: Simplify right side
    1,206,578.88x = 1,103,569,086,229.39
  5. Step 5: Solve for x
    x = 1,103,569,086,229.39/1,206,578.88
  6. Step 6: Final answer
    x = 914,626.56

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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.