Home / 1,517,854.10-2,279,405.55-809,266.10

Finding the Fourth Proportional to 1,517,854.10, 2,279,405.55 and 809,266.10

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Solution

The fourth proportional to 1,517,854.10, 2,279,405.55 and 809,266.10 is: 1,215,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,854.10 : 2,279,405.55 = 809,266.10 : x
  2. Step 2: Convert to fraction form
    1,517,854.10/2,279,405.55 = 809,266.10/x
  3. Step 3: Cross multiply
    1,517,854.10x = 2,279,405.55 × 809,266.10
  4. Step 4: Simplify right side
    1,517,854.10x = 1,844,645,639,766.85
  5. Step 5: Solve for x
    x = 1,844,645,639,766.85/1,517,854.10
  6. Step 6: Final answer
    x = 1,215,298.39

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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.