Home / 3,972,031.40-5,481,241.92-2,253,115.02

Finding the Fourth Proportional to 3,972,031.40, 5,481,241.92 and 2,253,115.02

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Solution

The fourth proportional to 3,972,031.40, 5,481,241.92 and 2,253,115.02 is: 3,109,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,031.40 : 5,481,241.92 = 2,253,115.02 : x
  2. Step 2: Convert to fraction form
    3,972,031.40/5,481,241.92 = 2,253,115.02/x
  3. Step 3: Cross multiply
    3,972,031.40x = 5,481,241.92 × 2,253,115.02
  4. Step 4: Simplify right side
    3,972,031.40x = 12,349,868,498,205.64
  5. Step 5: Solve for x
    x = 12,349,868,498,205.64/3,972,031.40
  6. Step 6: Final answer
    x = 3,109,207.17

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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.