Home / 3,990,001.80-5,985,002.70-2,394,366.60

Finding the Fourth Proportional to 3,990,001.80, 5,985,002.70 and 2,394,366.60

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Solution

The fourth proportional to 3,990,001.80, 5,985,002.70 and 2,394,366.60 is: 3,591,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,001.80 : 5,985,002.70 = 2,394,366.60 : x
  2. Step 2: Convert to fraction form
    3,990,001.80/5,985,002.70 = 2,394,366.60/x
  3. Step 3: Cross multiply
    3,990,001.80x = 5,985,002.70 × 2,394,366.60
  4. Step 4: Simplify right side
    3,990,001.80x = 14,330,290,565,789.82
  5. Step 5: Solve for x
    x = 14,330,290,565,789.82/3,990,001.80
  6. Step 6: Final answer
    x = 3,591,549.90

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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.