Home / 3,380,600.11-4,664,712.17-1,909,972.06

Finding the Fourth Proportional to 3,380,600.11, 4,664,712.17 and 1,909,972.06

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Solution

The fourth proportional to 3,380,600.11, 4,664,712.17 and 1,909,972.06 is: 2,635,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,600.11 : 4,664,712.17 = 1,909,972.06 : x
  2. Step 2: Convert to fraction form
    3,380,600.11/4,664,712.17 = 1,909,972.06/x
  3. Step 3: Cross multiply
    3,380,600.11x = 4,664,712.17 × 1,909,972.06
  4. Step 4: Simplify right side
    3,380,600.11x = 8,909,469,889,318.41
  5. Step 5: Solve for x
    x = 8,909,469,889,318.41/3,380,600.11
  6. Step 6: Final answer
    x = 2,635,469.92

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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.