Home / 3,338,002.20-5,007,003.30-1,209,613.80

Finding the Fourth Proportional to 3,338,002.20, 5,007,003.30 and 1,209,613.80

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Solution

The fourth proportional to 3,338,002.20, 5,007,003.30 and 1,209,613.80 is: 1,814,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338,002.20 : 5,007,003.30 = 1,209,613.80 : x
  2. Step 2: Convert to fraction form
    3,338,002.20/5,007,003.30 = 1,209,613.80/x
  3. Step 3: Cross multiply
    3,338,002.20x = 5,007,003.30 × 1,209,613.80
  4. Step 4: Simplify right side
    3,338,002.20x = 6,056,540,288,325.54
  5. Step 5: Solve for x
    x = 6,056,540,288,325.54/3,338,002.20
  6. Step 6: Final answer
    x = 1,814,420.70

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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.