Home / 1,070,837.11-1,605,231.72-396,737.49

Finding the Fourth Proportional to 1,070,837.11, 1,605,231.72 and 396,737.49

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Solution

The fourth proportional to 1,070,837.11, 1,605,231.72 and 396,737.49 is: 594,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,837.11 : 1,605,231.72 = 396,737.49 : x
  2. Step 2: Convert to fraction form
    1,070,837.11/1,605,231.72 = 396,737.49/x
  3. Step 3: Cross multiply
    1,070,837.11x = 1,605,231.72 × 396,737.49
  4. Step 4: Simplify right side
    1,070,837.11x = 636,855,603,461.18
  5. Step 5: Solve for x
    x = 636,855,603,461.18/1,070,837.11
  6. Step 6: Final answer
    x = 594,726.87

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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.