Home / 3,862,131.20-5,794,579.20-1,618,956.80

Finding the Fourth Proportional to 3,862,131.20, 5,794,579.20 and 1,618,956.80

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Solution

The fourth proportional to 3,862,131.20, 5,794,579.20 and 1,618,956.80 is: 2,429,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,131.20 : 5,794,579.20 = 1,618,956.80 : x
  2. Step 2: Convert to fraction form
    3,862,131.20/5,794,579.20 = 1,618,956.80/x
  3. Step 3: Cross multiply
    3,862,131.20x = 5,794,579.20 × 1,618,956.80
  4. Step 4: Simplify right side
    3,862,131.20x = 9,381,173,398,978.56
  5. Step 5: Solve for x
    x = 9,381,173,398,978.56/3,862,131.20
  6. Step 6: Final answer
    x = 2,429,014.68

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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.