Home / 1,151,484.59-1,728,723.62-885,431.95

Finding the Fourth Proportional to 1,151,484.59, 1,728,723.62 and 885,431.95

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Solution

The fourth proportional to 1,151,484.59, 1,728,723.62 and 885,431.95 is: 1,329,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,484.59 : 1,728,723.62 = 885,431.95 : x
  2. Step 2: Convert to fraction form
    1,151,484.59/1,728,723.62 = 885,431.95/x
  3. Step 3: Cross multiply
    1,151,484.59x = 1,728,723.62 × 885,431.95
  4. Step 4: Simplify right side
    1,151,484.59x = 1,530,667,123,759.43
  5. Step 5: Solve for x
    x = 1,530,667,123,759.43/1,151,484.59
  6. Step 6: Final answer
    x = 1,329,298.83

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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.