Home / 3,265,149.60-4,897,724.40-2,131,408.80

Finding the Fourth Proportional to 3,265,149.60, 4,897,724.40 and 2,131,408.80

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Solution

The fourth proportional to 3,265,149.60, 4,897,724.40 and 2,131,408.80 is: 3,197,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265,149.60 : 4,897,724.40 = 2,131,408.80 : x
  2. Step 2: Convert to fraction form
    3,265,149.60/4,897,724.40 = 2,131,408.80/x
  3. Step 3: Cross multiply
    3,265,149.60x = 4,897,724.40 × 2,131,408.80
  4. Step 4: Simplify right side
    3,265,149.60x = 10,439,052,886,134.72
  5. Step 5: Solve for x
    x = 10,439,052,886,134.72/3,265,149.60
  6. Step 6: Final answer
    x = 3,197,113.20

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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.