Home / 1,208,002.92-1,667,073.45-664,149.27

Finding the Fourth Proportional to 1,208,002.92, 1,667,073.45 and 664,149.27

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Solution

The fourth proportional to 1,208,002.92, 1,667,073.45 and 664,149.27 is: 916,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,002.92 : 1,667,073.45 = 664,149.27 : x
  2. Step 2: Convert to fraction form
    1,208,002.92/1,667,073.45 = 664,149.27/x
  3. Step 3: Cross multiply
    1,208,002.92x = 1,667,073.45 × 664,149.27
  4. Step 4: Simplify right side
    1,208,002.92x = 1,107,185,623,595.97
  5. Step 5: Solve for x
    x = 1,107,185,623,595.97/1,208,002.92
  6. Step 6: Final answer
    x = 916,542.18

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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.