Home / 3,610,136.67-4,982,026.80-1,978,508.27

Finding the Fourth Proportional to 3,610,136.67, 4,982,026.80 and 1,978,508.27

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Solution

The fourth proportional to 3,610,136.67, 4,982,026.80 and 1,978,508.27 is: 2,730,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,136.67 : 4,982,026.80 = 1,978,508.27 : x
  2. Step 2: Convert to fraction form
    3,610,136.67/4,982,026.80 = 1,978,508.27/x
  3. Step 3: Cross multiply
    3,610,136.67x = 4,982,026.80 × 1,978,508.27
  4. Step 4: Simplify right side
    3,610,136.67x = 9,856,981,200,251.50
  5. Step 5: Solve for x
    x = 9,856,981,200,251.50/3,610,136.67
  6. Step 6: Final answer
    x = 2,730,362.34

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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.