Home / 2,187,660.60-3,281,490.90-1,948,512.15

Finding the Fourth Proportional to 2,187,660.60, 3,281,490.90 and 1,948,512.15

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Solution

The fourth proportional to 2,187,660.60, 3,281,490.90 and 1,948,512.15 is: 2,922,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,660.60 : 3,281,490.90 = 1,948,512.15 : x
  2. Step 2: Convert to fraction form
    2,187,660.60/3,281,490.90 = 1,948,512.15/x
  3. Step 3: Cross multiply
    2,187,660.60x = 3,281,490.90 × 1,948,512.15
  4. Step 4: Simplify right side
    2,187,660.60x = 6,394,024,888,764.44
  5. Step 5: Solve for x
    x = 6,394,024,888,764.44/2,187,660.60
  6. Step 6: Final answer
    x = 2,922,768.23

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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.