Home / 2,511,238.32-3,766,453.92-689,177.54

Finding the Fourth Proportional to 2,511,238.32, 3,766,453.92 and 689,177.54

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Solution

The fourth proportional to 2,511,238.32, 3,766,453.92 and 689,177.54 is: 1,033,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,238.32 : 3,766,453.92 = 689,177.54 : x
  2. Step 2: Convert to fraction form
    2,511,238.32/3,766,453.92 = 689,177.54/x
  3. Step 3: Cross multiply
    2,511,238.32x = 3,766,453.92 × 689,177.54
  4. Step 4: Simplify right side
    2,511,238.32x = 2,595,755,456,525.09
  5. Step 5: Solve for x
    x = 2,595,755,456,525.09/2,511,238.32
  6. Step 6: Final answer
    x = 1,033,655.56

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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.