Home / 1,123,067.52-1,549,829.43-613,769.76

Finding the Fourth Proportional to 1,123,067.52, 1,549,829.43 and 613,769.76

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Solution

The fourth proportional to 1,123,067.52, 1,549,829.43 and 613,769.76 is: 847,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,067.52 : 1,549,829.43 = 613,769.76 : x
  2. Step 2: Convert to fraction form
    1,123,067.52/1,549,829.43 = 613,769.76/x
  3. Step 3: Cross multiply
    1,123,067.52x = 1,549,829.43 × 613,769.76
  4. Step 4: Simplify right side
    1,123,067.52x = 951,238,437,292.04
  5. Step 5: Solve for x
    x = 951,238,437,292.04/1,123,067.52
  6. Step 6: Final answer
    x = 847,000.22

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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.