Home / 2,861,234.78-4,291,186.34-1,064,964.20

Finding the Fourth Proportional to 2,861,234.78, 4,291,186.34 and 1,064,964.20

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Solution

The fourth proportional to 2,861,234.78, 4,291,186.34 and 1,064,964.20 is: 1,597,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,234.78 : 4,291,186.34 = 1,064,964.20 : x
  2. Step 2: Convert to fraction form
    2,861,234.78/4,291,186.34 = 1,064,964.20/x
  3. Step 3: Cross multiply
    2,861,234.78x = 4,291,186.34 × 1,064,964.20
  4. Step 4: Simplify right side
    2,861,234.78x = 4,569,959,827,629.03
  5. Step 5: Solve for x
    x = 4,569,959,827,629.03/2,861,234.78
  6. Step 6: Final answer
    x = 1,597,198.48

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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.