Home / 3,311,964.75-4,967,448.03-2,122,201.20

Finding the Fourth Proportional to 3,311,964.75, 4,967,448.03 and 2,122,201.20

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Solution

The fourth proportional to 3,311,964.75, 4,967,448.03 and 2,122,201.20 is: 3,182,982.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,964.75 : 4,967,448.03 = 2,122,201.20 : x
  2. Step 2: Convert to fraction form
    3,311,964.75/4,967,448.03 = 2,122,201.20/x
  3. Step 3: Cross multiply
    3,311,964.75x = 4,967,448.03 × 2,122,201.20
  4. Step 4: Simplify right side
    3,311,964.75x = 10,541,924,170,203.64
  5. Step 5: Solve for x
    x = 10,541,924,170,203.64/3,311,964.75
  6. Step 6: Final answer
    x = 3,182,982.00

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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.