Home / 3,894,800.20-5,375,076.51-2,175,929.98

Finding the Fourth Proportional to 3,894,800.20, 5,375,076.51 and 2,175,929.98

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Solution

The fourth proportional to 3,894,800.20, 5,375,076.51 and 2,175,929.98 is: 3,002,924.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,800.20 : 5,375,076.51 = 2,175,929.98 : x
  2. Step 2: Convert to fraction form
    3,894,800.20/5,375,076.51 = 2,175,929.98/x
  3. Step 3: Cross multiply
    3,894,800.20x = 5,375,076.51 × 2,175,929.98
  4. Step 4: Simplify right side
    3,894,800.20x = 11,695,790,122,902.77
  5. Step 5: Solve for x
    x = 11,695,790,122,902.77/3,894,800.20
  6. Step 6: Final answer
    x = 3,002,924.29

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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.