Home / 3,940,204.82-5,912,586.23-1,665,582.03

Finding the Fourth Proportional to 3,940,204.82, 5,912,586.23 and 1,665,582.03

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Solution

The fourth proportional to 3,940,204.82, 5,912,586.23 and 1,665,582.03 is: 2,499,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,204.82 : 5,912,586.23 = 1,665,582.03 : x
  2. Step 2: Convert to fraction form
    3,940,204.82/5,912,586.23 = 1,665,582.03/x
  3. Step 3: Cross multiply
    3,940,204.82x = 5,912,586.23 × 1,665,582.03
  4. Step 4: Simplify right side
    3,940,204.82x = 9,847,897,367,185.54
  5. Step 5: Solve for x
    x = 9,847,897,367,185.54/3,940,204.82
  6. Step 6: Final answer
    x = 2,499,336.41

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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.