Home / 1,659,626.10-2,489,439.15-1,098,660.60

Finding the Fourth Proportional to 1,659,626.10, 2,489,439.15 and 1,098,660.60

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Solution

The fourth proportional to 1,659,626.10, 2,489,439.15 and 1,098,660.60 is: 1,647,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,626.10 : 2,489,439.15 = 1,098,660.60 : x
  2. Step 2: Convert to fraction form
    1,659,626.10/2,489,439.15 = 1,098,660.60/x
  3. Step 3: Cross multiply
    1,659,626.10x = 2,489,439.15 × 1,098,660.60
  4. Step 4: Simplify right side
    1,659,626.10x = 2,735,048,710,202.49
  5. Step 5: Solve for x
    x = 2,735,048,710,202.49/1,659,626.10
  6. Step 6: Final answer
    x = 1,647,990.90

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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.