Home / 3,957,388.28-5,453,732.06-3,171,561.62

Finding the Fourth Proportional to 3,957,388.28, 5,453,732.06 and 3,171,561.62

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Solution

The fourth proportional to 3,957,388.28, 5,453,732.06 and 3,171,561.62 is: 4,370,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,388.28 : 5,453,732.06 = 3,171,561.62 : x
  2. Step 2: Convert to fraction form
    3,957,388.28/5,453,732.06 = 3,171,561.62/x
  3. Step 3: Cross multiply
    3,957,388.28x = 5,453,732.06 × 3,171,561.62
  4. Step 4: Simplify right side
    3,957,388.28x = 17,296,847,287,259.54
  5. Step 5: Solve for x
    x = 17,296,847,287,259.54/3,957,388.28
  6. Step 6: Final answer
    x = 4,370,773.36

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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.