Home / 3,419,819.01-4,719,489.17-1,891,899.81

Finding the Fourth Proportional to 3,419,819.01, 4,719,489.17 and 1,891,899.81

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Solution

The fourth proportional to 3,419,819.01, 4,719,489.17 and 1,891,899.81 is: 2,610,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,819.01 : 4,719,489.17 = 1,891,899.81 : x
  2. Step 2: Convert to fraction form
    3,419,819.01/4,719,489.17 = 1,891,899.81/x
  3. Step 3: Cross multiply
    3,419,819.01x = 4,719,489.17 × 1,891,899.81
  4. Step 4: Simplify right side
    3,419,819.01x = 8,928,800,654,560.56
  5. Step 5: Solve for x
    x = 8,928,800,654,560.56/3,419,819.01
  6. Step 6: Final answer
    x = 2,610,898.60

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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.