Home / 2,491,940.20-3,438,877.60-1,346,020.55

Finding the Fourth Proportional to 2,491,940.20, 3,438,877.60 and 1,346,020.55

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Solution

The fourth proportional to 2,491,940.20, 3,438,877.60 and 1,346,020.55 is: 1,857,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,940.20 : 3,438,877.60 = 1,346,020.55 : x
  2. Step 2: Convert to fraction form
    2,491,940.20/3,438,877.60 = 1,346,020.55/x
  3. Step 3: Cross multiply
    2,491,940.20x = 3,438,877.60 × 1,346,020.55
  4. Step 4: Simplify right side
    2,491,940.20x = 4,628,799,918,534.68
  5. Step 5: Solve for x
    x = 4,628,799,918,534.68/2,491,940.20
  6. Step 6: Final answer
    x = 1,857,508.43

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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.