Home / 1,353,115.59-1,867,299.41-809,251.37

Finding the Fourth Proportional to 1,353,115.59, 1,867,299.41 and 809,251.37

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Solution

The fourth proportional to 1,353,115.59, 1,867,299.41 and 809,251.37 is: 1,116,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,115.59 : 1,867,299.41 = 809,251.37 : x
  2. Step 2: Convert to fraction form
    1,353,115.59/1,867,299.41 = 809,251.37/x
  3. Step 3: Cross multiply
    1,353,115.59x = 1,867,299.41 × 809,251.37
  4. Step 4: Simplify right side
    1,353,115.59x = 1,511,114,592,359.94
  5. Step 5: Solve for x
    x = 1,511,114,592,359.94/1,353,115.59
  6. Step 6: Final answer
    x = 1,116,766.82

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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.