Home / 2,199,796.20-3,299,694.30-1,821,882.60

Finding the Fourth Proportional to 2,199,796.20, 3,299,694.30 and 1,821,882.60

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Solution

The fourth proportional to 2,199,796.20, 3,299,694.30 and 1,821,882.60 is: 2,732,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,796.20 : 3,299,694.30 = 1,821,882.60 : x
  2. Step 2: Convert to fraction form
    2,199,796.20/3,299,694.30 = 1,821,882.60/x
  3. Step 3: Cross multiply
    2,199,796.20x = 3,299,694.30 × 1,821,882.60
  4. Step 4: Simplify right side
    2,199,796.20x = 6,011,655,630,489.18
  5. Step 5: Solve for x
    x = 6,011,655,630,489.18/2,199,796.20
  6. Step 6: Final answer
    x = 2,732,823.90

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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.