Home / 3,948,550.76-5,449,001.70-2,137,714.28

Finding the Fourth Proportional to 3,948,550.76, 5,449,001.70 and 2,137,714.28

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Solution

The fourth proportional to 3,948,550.76, 5,449,001.70 and 2,137,714.28 is: 2,950,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,550.76 : 5,449,001.70 = 2,137,714.28 : x
  2. Step 2: Convert to fraction form
    3,948,550.76/5,449,001.70 = 2,137,714.28/x
  3. Step 3: Cross multiply
    3,948,550.76x = 5,449,001.70 × 2,137,714.28
  4. Step 4: Simplify right side
    3,948,550.76x = 11,648,408,745,834.28
  5. Step 5: Solve for x
    x = 11,648,408,745,834.28/3,948,550.76
  6. Step 6: Final answer
    x = 2,950,046.60

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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.