Home / 5,324,551.20-7,986,826.80-2,131,968.60

Finding the Fourth Proportional to 5,324,551.20, 7,986,826.80 and 2,131,968.60

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Solution

The fourth proportional to 5,324,551.20, 7,986,826.80 and 2,131,968.60 is: 3,197,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,551.20 : 7,986,826.80 = 2,131,968.60 : x
  2. Step 2: Convert to fraction form
    5,324,551.20/7,986,826.80 = 2,131,968.60/x
  3. Step 3: Cross multiply
    5,324,551.20x = 7,986,826.80 × 2,131,968.60
  4. Step 4: Simplify right side
    5,324,551.20x = 17,027,663,951,238.48
  5. Step 5: Solve for x
    x = 17,027,663,951,238.48/5,324,551.20
  6. Step 6: Final answer
    x = 3,197,952.90

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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.