Home / 2,667,663.94-4,002,132.48-870,550.78

Finding the Fourth Proportional to 2,667,663.94, 4,002,132.48 and 870,550.78

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Solution

The fourth proportional to 2,667,663.94, 4,002,132.48 and 870,550.78 is: 1,306,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,663.94 : 4,002,132.48 = 870,550.78 : x
  2. Step 2: Convert to fraction form
    2,667,663.94/4,002,132.48 = 870,550.78/x
  3. Step 3: Cross multiply
    2,667,663.94x = 4,002,132.48 × 870,550.78
  4. Step 4: Simplify right side
    2,667,663.94x = 3,484,059,552,127.33
  5. Step 5: Solve for x
    x = 3,484,059,552,127.33/2,667,663.94
  6. Step 6: Final answer
    x = 1,306,033.90

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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.