Home / 3,228,400.80-4,840,851.60-1,333,000.80

Finding the Fourth Proportional to 3,228,400.80, 4,840,851.60 and 1,333,000.80

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Solution

The fourth proportional to 3,228,400.80, 4,840,851.60 and 1,333,000.80 is: 1,998,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,400.80 : 4,840,851.60 = 1,333,000.80 : x
  2. Step 2: Convert to fraction form
    3,228,400.80/4,840,851.60 = 1,333,000.80/x
  3. Step 3: Cross multiply
    3,228,400.80x = 4,840,851.60 × 1,333,000.80
  4. Step 4: Simplify right side
    3,228,400.80x = 6,452,859,055,481.28
  5. Step 5: Solve for x
    x = 6,452,859,055,481.28/3,228,400.80
  6. Step 6: Final answer
    x = 1,998,778.79

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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.