Home / 2,860,780.96-4,287,181.38-2,149,976.80

Finding the Fourth Proportional to 2,860,780.96, 4,287,181.38 and 2,149,976.80

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Solution

The fourth proportional to 2,860,780.96, 4,287,181.38 and 2,149,976.80 is: 3,221,966.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,780.96 : 4,287,181.38 = 2,149,976.80 : x
  2. Step 2: Convert to fraction form
    2,860,780.96/4,287,181.38 = 2,149,976.80/x
  3. Step 3: Cross multiply
    2,860,780.96x = 4,287,181.38 × 2,149,976.80
  4. Step 4: Simplify right side
    2,860,780.96x = 9,217,340,504,391.98
  5. Step 5: Solve for x
    x = 9,217,340,504,391.98/2,860,780.96
  6. Step 6: Final answer
    x = 3,221,966.53

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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.