Home / 3,240,745.20-4,858,007.40-2,520,687.60

Finding the Fourth Proportional to 3,240,745.20, 4,858,007.40 and 2,520,687.60

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Solution

The fourth proportional to 3,240,745.20, 4,858,007.40 and 2,520,687.60 is: 3,778,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,745.20 : 4,858,007.40 = 2,520,687.60 : x
  2. Step 2: Convert to fraction form
    3,240,745.20/4,858,007.40 = 2,520,687.60/x
  3. Step 3: Cross multiply
    3,240,745.20x = 4,858,007.40 × 2,520,687.60
  4. Step 4: Simplify right side
    3,240,745.20x = 12,245,519,013,888.24
  5. Step 5: Solve for x
    x = 12,245,519,013,888.24/3,240,745.20
  6. Step 6: Final answer
    x = 3,778,612.10

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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.