Home / 3,957,888.20-5,461,896.21-2,147,052.20

Finding the Fourth Proportional to 3,957,888.20, 5,461,896.21 and 2,147,052.20

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Solution

The fourth proportional to 3,957,888.20, 5,461,896.21 and 2,147,052.20 is: 2,962,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,888.20 : 5,461,896.21 = 2,147,052.20 : x
  2. Step 2: Convert to fraction form
    3,957,888.20/5,461,896.21 = 2,147,052.20/x
  3. Step 3: Cross multiply
    3,957,888.20x = 5,461,896.21 × 2,147,052.20
  4. Step 4: Simplify right side
    3,957,888.20x = 11,726,976,246,542.68
  5. Step 5: Solve for x
    x = 11,726,976,246,542.68/3,957,888.20
  6. Step 6: Final answer
    x = 2,962,937.73

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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.