Home / 3,121,844.40-4,682,766.60-2,002,100.40

Finding the Fourth Proportional to 3,121,844.40, 4,682,766.60 and 2,002,100.40

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Solution

The fourth proportional to 3,121,844.40, 4,682,766.60 and 2,002,100.40 is: 3,003,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,844.40 : 4,682,766.60 = 2,002,100.40 : x
  2. Step 2: Convert to fraction form
    3,121,844.40/4,682,766.60 = 2,002,100.40/x
  3. Step 3: Cross multiply
    3,121,844.40x = 4,682,766.60 × 2,002,100.40
  4. Step 4: Simplify right side
    3,121,844.40x = 9,375,368,882,966.64
  5. Step 5: Solve for x
    x = 9,375,368,882,966.64/3,121,844.40
  6. Step 6: Final answer
    x = 3,003,150.60

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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.