Home / 3,656,419.79-5,486,729.78-2,855,452.91

Finding the Fourth Proportional to 3,656,419.79, 5,486,729.78 and 2,855,452.91

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Solution

The fourth proportional to 3,656,419.79, 5,486,729.78 and 2,855,452.91 is: 4,284,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656,419.79 : 5,486,729.78 = 2,855,452.91 : x
  2. Step 2: Convert to fraction form
    3,656,419.79/5,486,729.78 = 2,855,452.91/x
  3. Step 3: Cross multiply
    3,656,419.79x = 5,486,729.78 × 2,855,452.91
  4. Step 4: Simplify right side
    3,656,419.79x = 15,667,098,496,389.64
  5. Step 5: Solve for x
    x = 15,667,098,496,389.64/3,656,419.79
  6. Step 6: Final answer
    x = 4,284,819.42

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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.