Home / 3,320,132.20-4,980,198.30-3,180,164.20

Finding the Fourth Proportional to 3,320,132.20, 4,980,198.30 and 3,180,164.20

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Solution

The fourth proportional to 3,320,132.20, 4,980,198.30 and 3,180,164.20 is: 4,770,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,132.20 : 4,980,198.30 = 3,180,164.20 : x
  2. Step 2: Convert to fraction form
    3,320,132.20/4,980,198.30 = 3,180,164.20/x
  3. Step 3: Cross multiply
    3,320,132.20x = 4,980,198.30 × 3,180,164.20
  4. Step 4: Simplify right side
    3,320,132.20x = 15,837,848,342,560.86
  5. Step 5: Solve for x
    x = 15,837,848,342,560.86/3,320,132.20
  6. Step 6: Final answer
    x = 4,770,246.30

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Similar ratio
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1.5x scale

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.