Home / 3,679,354.64-5,519,920.56-1,155,009.92

Finding the Fourth Proportional to 3,679,354.64, 5,519,920.56 and 1,155,009.92

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Solution

The fourth proportional to 3,679,354.64, 5,519,920.56 and 1,155,009.92 is: 1,732,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,354.64 : 5,519,920.56 = 1,155,009.92 : x
  2. Step 2: Convert to fraction form
    3,679,354.64/5,519,920.56 = 1,155,009.92/x
  3. Step 3: Cross multiply
    3,679,354.64x = 5,519,920.56 × 1,155,009.92
  4. Step 4: Simplify right side
    3,679,354.64x = 6,375,563,004,411.95
  5. Step 5: Solve for x
    x = 6,375,563,004,411.95/3,679,354.64
  6. Step 6: Final answer
    x = 1,732,793.83

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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.