Home / 1,505,429.20-2,077,414.92-893,607.76

Finding the Fourth Proportional to 1,505,429.20, 2,077,414.92 and 893,607.76

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Solution

The fourth proportional to 1,505,429.20, 2,077,414.92 and 893,607.76 is: 1,233,132.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,429.20 : 2,077,414.92 = 893,607.76 : x
  2. Step 2: Convert to fraction form
    1,505,429.20/2,077,414.92 = 893,607.76/x
  3. Step 3: Cross multiply
    1,505,429.20x = 2,077,414.92 × 893,607.76
  4. Step 4: Simplify right side
    1,505,429.20x = 1,856,394,093,251.78
  5. Step 5: Solve for x
    x = 1,856,394,093,251.78/1,505,429.20
  6. Step 6: Final answer
    x = 1,233,132.78

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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.