Home / 1,176,391.44-1,622,123.40-813,184.76

Finding the Fourth Proportional to 1,176,391.44, 1,622,123.40 and 813,184.76

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Solution

The fourth proportional to 1,176,391.44, 1,622,123.40 and 813,184.76 is: 1,121,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,391.44 : 1,622,123.40 = 813,184.76 : x
  2. Step 2: Convert to fraction form
    1,176,391.44/1,622,123.40 = 813,184.76/x
  3. Step 3: Cross multiply
    1,176,391.44x = 1,622,123.40 × 813,184.76
  4. Step 4: Simplify right side
    1,176,391.44x = 1,319,086,027,719.38
  5. Step 5: Solve for x
    x = 1,319,086,027,719.38/1,176,391.44
  6. Step 6: Final answer
    x = 1,121,298.56

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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.