Home / 2,491,432.60-3,730,928.10-1,645,403.80

Finding the Fourth Proportional to 2,491,432.60, 3,730,928.10 and 1,645,403.80

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Solution

The fourth proportional to 2,491,432.60, 3,730,928.10 and 1,645,403.80 is: 2,463,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,432.60 : 3,730,928.10 = 1,645,403.80 : x
  2. Step 2: Convert to fraction form
    2,491,432.60/3,730,928.10 = 1,645,403.80/x
  3. Step 3: Cross multiply
    2,491,432.60x = 3,730,928.10 × 1,645,403.80
  4. Step 4: Simplify right side
    2,491,432.60x = 6,138,883,273,266.78
  5. Step 5: Solve for x
    x = 6,138,883,273,266.78/2,491,432.60
  6. Step 6: Final answer
    x = 2,463,997.33

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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.