Home / 3,287,654.22-4,929,163.10-1,264,198.08

Finding the Fourth Proportional to 3,287,654.22, 4,929,163.10 and 1,264,198.08

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Solution

The fourth proportional to 3,287,654.22, 4,929,163.10 and 1,264,198.08 is: 1,895,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,654.22 : 4,929,163.10 = 1,264,198.08 : x
  2. Step 2: Convert to fraction form
    3,287,654.22/4,929,163.10 = 1,264,198.08/x
  3. Step 3: Cross multiply
    3,287,654.22x = 4,929,163.10 × 1,264,198.08
  4. Step 4: Simplify right side
    3,287,654.22x = 6,231,438,527,026.85
  5. Step 5: Solve for x
    x = 6,231,438,527,026.85/3,287,654.22
  6. Step 6: Final answer
    x = 1,895,405.69

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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.