Home / 3,288,587.12-4,929,891.12-1,265,540.96

Finding the Fourth Proportional to 3,288,587.12, 4,929,891.12 and 1,265,540.96

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Solution

The fourth proportional to 3,288,587.12, 4,929,891.12 and 1,265,540.96 is: 1,897,160.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,587.12 : 4,929,891.12 = 1,265,540.96 : x
  2. Step 2: Convert to fraction form
    3,288,587.12/4,929,891.12 = 1,265,540.96/x
  3. Step 3: Cross multiply
    3,288,587.12x = 4,929,891.12 × 1,265,540.96
  4. Step 4: Simplify right side
    3,288,587.12x = 6,238,979,140,700.28
  5. Step 5: Solve for x
    x = 6,238,979,140,700.28/3,288,587.12
  6. Step 6: Final answer
    x = 1,897,160.97

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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.