Home / 4,002,939.19-5,524,058.69-2,167,398.78

Finding the Fourth Proportional to 4,002,939.19, 5,524,058.69 and 2,167,398.78

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Solution

The fourth proportional to 4,002,939.19, 5,524,058.69 and 2,167,398.78 is: 2,991,011.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,939.19 : 5,524,058.69 = 2,167,398.78 : x
  2. Step 2: Convert to fraction form
    4,002,939.19/5,524,058.69 = 2,167,398.78/x
  3. Step 3: Cross multiply
    4,002,939.19x = 5,524,058.69 × 2,167,398.78
  4. Step 4: Simplify right side
    4,002,939.19x = 11,972,838,065,354.40
  5. Step 5: Solve for x
    x = 11,972,838,065,354.40/4,002,939.19
  6. Step 6: Final answer
    x = 2,991,011.73

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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.