Home / 5,647,579.20-8,476,034.40-2,619,604.80

Finding the Fourth Proportional to 5,647,579.20, 8,476,034.40 and 2,619,604.80

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Solution

The fourth proportional to 5,647,579.20, 8,476,034.40 and 2,619,604.80 is: 3,931,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647,579.20 : 8,476,034.40 = 2,619,604.80 : x
  2. Step 2: Convert to fraction form
    5,647,579.20/8,476,034.40 = 2,619,604.80/x
  3. Step 3: Cross multiply
    5,647,579.20x = 8,476,034.40 × 2,619,604.80
  4. Step 4: Simplify right side
    5,647,579.20x = 22,203,860,399,205.12
  5. Step 5: Solve for x
    x = 22,203,860,399,205.12/5,647,579.20
  6. Step 6: Final answer
    x = 3,931,571.32

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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.