Home / 2,339,136.72-3,227,665.08-1,306,517.28

Finding the Fourth Proportional to 2,339,136.72, 3,227,665.08 and 1,306,517.28

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Solution

The fourth proportional to 2,339,136.72, 3,227,665.08 and 1,306,517.28 is: 1,802,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,136.72 : 3,227,665.08 = 1,306,517.28 : x
  2. Step 2: Convert to fraction form
    2,339,136.72/3,227,665.08 = 1,306,517.28/x
  3. Step 3: Cross multiply
    2,339,136.72x = 3,227,665.08 × 1,306,517.28
  4. Step 4: Simplify right side
    2,339,136.72x = 4,217,000,201,072.58
  5. Step 5: Solve for x
    x = 4,217,000,201,072.58/2,339,136.72
  6. Step 6: Final answer
    x = 1,802,801.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.