Home / 3,238,676.80-4,858,015.20-3,100,458.40

Finding the Fourth Proportional to 3,238,676.80, 4,858,015.20 and 3,100,458.40

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Solution

The fourth proportional to 3,238,676.80, 4,858,015.20 and 3,100,458.40 is: 4,650,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,676.80 : 4,858,015.20 = 3,100,458.40 : x
  2. Step 2: Convert to fraction form
    3,238,676.80/4,858,015.20 = 3,100,458.40/x
  3. Step 3: Cross multiply
    3,238,676.80x = 4,858,015.20 × 3,100,458.40
  4. Step 4: Simplify right side
    3,238,676.80x = 15,062,074,034,167.68
  5. Step 5: Solve for x
    x = 15,062,074,034,167.68/3,238,676.80
  6. Step 6: Final answer
    x = 4,650,687.60

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Double scale
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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.