Home / 3,754,321.88-5,180,932.94-2,123,049.56

Finding the Fourth Proportional to 3,754,321.88, 5,180,932.94 and 2,123,049.56

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Solution

The fourth proportional to 3,754,321.88, 5,180,932.94 and 2,123,049.56 is: 2,929,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,321.88 : 5,180,932.94 = 2,123,049.56 : x
  2. Step 2: Convert to fraction form
    3,754,321.88/5,180,932.94 = 2,123,049.56/x
  3. Step 3: Cross multiply
    3,754,321.88x = 5,180,932.94 × 2,123,049.56
  4. Step 4: Simplify right side
    3,754,321.88x = 10,999,377,398,656.51
  5. Step 5: Solve for x
    x = 10,999,377,398,656.51/3,754,321.88
  6. Step 6: Final answer
    x = 2,929,790.72

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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.