Home / 3,321,422.60-4,982,133.90-1,641,806.60

Finding the Fourth Proportional to 3,321,422.60, 4,982,133.90 and 1,641,806.60

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Solution

The fourth proportional to 3,321,422.60, 4,982,133.90 and 1,641,806.60 is: 2,462,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,422.60 : 4,982,133.90 = 1,641,806.60 : x
  2. Step 2: Convert to fraction form
    3,321,422.60/4,982,133.90 = 1,641,806.60/x
  3. Step 3: Cross multiply
    3,321,422.60x = 4,982,133.90 × 1,641,806.60
  4. Step 4: Simplify right side
    3,321,422.60x = 8,179,700,319,103.74
  5. Step 5: Solve for x
    x = 8,179,700,319,103.74/3,321,422.60
  6. Step 6: Final answer
    x = 2,462,709.90

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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.