Home / 2,650,922.60-3,976,383.90-656,378.60

Finding the Fourth Proportional to 2,650,922.60, 3,976,383.90 and 656,378.60

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Solution

The fourth proportional to 2,650,922.60, 3,976,383.90 and 656,378.60 is: 984,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,922.60 : 3,976,383.90 = 656,378.60 : x
  2. Step 2: Convert to fraction form
    2,650,922.60/3,976,383.90 = 656,378.60/x
  3. Step 3: Cross multiply
    2,650,922.60x = 3,976,383.90 × 656,378.60
  4. Step 4: Simplify right side
    2,650,922.60x = 2,610,013,297,344.54
  5. Step 5: Solve for x
    x = 2,610,013,297,344.54/2,650,922.60
  6. Step 6: Final answer
    x = 984,567.90

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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.