Home / 1,140,142.92-1,572,711.68-752,961.92

Finding the Fourth Proportional to 1,140,142.92, 1,572,711.68 and 752,961.92

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Solution

The fourth proportional to 1,140,142.92, 1,572,711.68 and 752,961.92 is: 1,038,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,142.92 : 1,572,711.68 = 752,961.92 : x
  2. Step 2: Convert to fraction form
    1,140,142.92/1,572,711.68 = 752,961.92/x
  3. Step 3: Cross multiply
    1,140,142.92x = 1,572,711.68 × 752,961.92
  4. Step 4: Simplify right side
    1,140,142.92x = 1,184,192,006,179.23
  5. Step 5: Solve for x
    x = 1,184,192,006,179.23/1,140,142.92
  6. Step 6: Final answer
    x = 1,038,634.71

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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.