Home / 3,113,129.40-4,669,694.10-2,766,708.60

Finding the Fourth Proportional to 3,113,129.40, 4,669,694.10 and 2,766,708.60

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Solution

The fourth proportional to 3,113,129.40, 4,669,694.10 and 2,766,708.60 is: 4,150,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,129.40 : 4,669,694.10 = 2,766,708.60 : x
  2. Step 2: Convert to fraction form
    3,113,129.40/4,669,694.10 = 2,766,708.60/x
  3. Step 3: Cross multiply
    3,113,129.40x = 4,669,694.10 × 2,766,708.60
  4. Step 4: Simplify right side
    3,113,129.40x = 12,919,682,825,839.26
  5. Step 5: Solve for x
    x = 12,919,682,825,839.26/3,113,129.40
  6. Step 6: Final answer
    x = 4,150,062.90

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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.