Home / 3,297,920.20-4,944,000.30-1,277,542.60

Finding the Fourth Proportional to 3,297,920.20, 4,944,000.30 and 1,277,542.60

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Solution

The fourth proportional to 3,297,920.20, 4,944,000.30 and 1,277,542.60 is: 1,915,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,920.20 : 4,944,000.30 = 1,277,542.60 : x
  2. Step 2: Convert to fraction form
    3,297,920.20/4,944,000.30 = 1,277,542.60/x
  3. Step 3: Cross multiply
    3,297,920.20x = 4,944,000.30 × 1,277,542.60
  4. Step 4: Simplify right side
    3,297,920.20x = 6,316,170,997,662.78
  5. Step 5: Solve for x
    x = 6,316,170,997,662.78/3,297,920.20
  6. Step 6: Final answer
    x = 1,915,198.25

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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.