Home / 3,230,629.60-4,840,695.60-2,779,232.80

Finding the Fourth Proportional to 3,230,629.60, 4,840,695.60 and 2,779,232.80

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Solution

The fourth proportional to 3,230,629.60, 4,840,695.60 and 2,779,232.80 is: 4,164,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,629.60 : 4,840,695.60 = 2,779,232.80 : x
  2. Step 2: Convert to fraction form
    3,230,629.60/4,840,695.60 = 2,779,232.80/x
  3. Step 3: Cross multiply
    3,230,629.60x = 4,840,695.60 × 2,779,232.80
  4. Step 4: Simplify right side
    3,230,629.60x = 13,453,419,986,335.68
  5. Step 5: Solve for x
    x = 13,453,419,986,335.68/3,230,629.60
  6. Step 6: Final answer
    x = 4,164,333.78

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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.