Home / 1,517,810.20-2,272,635.36-1,156,258.60

Finding the Fourth Proportional to 1,517,810.20, 2,272,635.36 and 1,156,258.60

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Solution

The fourth proportional to 1,517,810.20, 2,272,635.36 and 1,156,258.60 is: 1,731,279.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,810.20 : 2,272,635.36 = 1,156,258.60 : x
  2. Step 2: Convert to fraction form
    1,517,810.20/2,272,635.36 = 1,156,258.60/x
  3. Step 3: Cross multiply
    1,517,810.20x = 2,272,635.36 × 1,156,258.60
  4. Step 4: Simplify right side
    1,517,810.20x = 2,627,754,179,664.10
  5. Step 5: Solve for x
    x = 2,627,754,179,664.10/1,517,810.20
  6. Step 6: Final answer
    x = 1,731,279.83

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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.