Home / 2,103,788.20-3,158,481.98-1,107,216.04

Finding the Fourth Proportional to 2,103,788.20, 3,158,481.98 and 1,107,216.04

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Solution

The fourth proportional to 2,103,788.20, 3,158,481.98 and 1,107,216.04 is: 1,662,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,788.20 : 3,158,481.98 = 1,107,216.04 : x
  2. Step 2: Convert to fraction form
    2,103,788.20/3,158,481.98 = 1,107,216.04/x
  3. Step 3: Cross multiply
    2,103,788.20x = 3,158,481.98 × 1,107,216.04
  4. Step 4: Simplify right side
    2,103,788.20x = 3,497,121,910,306.96
  5. Step 5: Solve for x
    x = 3,497,121,910,306.96/2,103,788.20
  6. Step 6: Final answer
    x = 1,662,297.52

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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.