Home / 2,159,475.83-3,239,819.11-945,158.20

Finding the Fourth Proportional to 2,159,475.83, 3,239,819.11 and 945,158.20

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Solution

The fourth proportional to 2,159,475.83, 3,239,819.11 and 945,158.20 is: 1,418,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,475.83 : 3,239,819.11 = 945,158.20 : x
  2. Step 2: Convert to fraction form
    2,159,475.83/3,239,819.11 = 945,158.20/x
  3. Step 3: Cross multiply
    2,159,475.83x = 3,239,819.11 × 945,158.20
  4. Step 4: Simplify right side
    2,159,475.83x = 3,062,141,598,333.20
  5. Step 5: Solve for x
    x = 3,062,141,598,333.20/2,159,475.83
  6. Step 6: Final answer
    x = 1,418,002.26

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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.