Home / 1,538,179.92-2,302,726.20-1,136,151.12

Finding the Fourth Proportional to 1,538,179.92, 2,302,726.20 and 1,136,151.12

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Solution

The fourth proportional to 1,538,179.92, 2,302,726.20 and 1,136,151.12 is: 1,700,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,179.92 : 2,302,726.20 = 1,136,151.12 : x
  2. Step 2: Convert to fraction form
    1,538,179.92/2,302,726.20 = 1,136,151.12/x
  3. Step 3: Cross multiply
    1,538,179.92x = 2,302,726.20 × 1,136,151.12
  4. Step 4: Simplify right side
    1,538,179.92x = 2,616,244,951,183.34
  5. Step 5: Solve for x
    x = 2,616,244,951,183.34/1,538,179.92
  6. Step 6: Final answer
    x = 1,700,870.57

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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.