Home / 3,540,731.94-5,302,129.19-2,195,521.88

Finding the Fourth Proportional to 3,540,731.94, 5,302,129.19 and 2,195,521.88

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Solution

The fourth proportional to 3,540,731.94, 5,302,129.19 and 2,195,521.88 is: 3,287,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,731.94 : 5,302,129.19 = 2,195,521.88 : x
  2. Step 2: Convert to fraction form
    3,540,731.94/5,302,129.19 = 2,195,521.88/x
  3. Step 3: Cross multiply
    3,540,731.94x = 5,302,129.19 × 2,195,521.88
  4. Step 4: Simplify right side
    3,540,731.94x = 11,640,940,609,743.42
  5. Step 5: Solve for x
    x = 11,640,940,609,743.42/3,540,731.94
  6. Step 6: Final answer
    x = 3,287,721.52

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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.