Home / 5,321,831.12-7,982,633.28-1,727,592.24

Finding the Fourth Proportional to 5,321,831.12, 7,982,633.28 and 1,727,592.24

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Solution

The fourth proportional to 5,321,831.12, 7,982,633.28 and 1,727,592.24 is: 2,591,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321,831.12 : 7,982,633.28 = 1,727,592.24 : x
  2. Step 2: Convert to fraction form
    5,321,831.12/7,982,633.28 = 1,727,592.24/x
  3. Step 3: Cross multiply
    5,321,831.12x = 7,982,633.28 × 1,727,592.24
  4. Step 4: Simplify right side
    5,321,831.12x = 13,790,735,309,293.75
  5. Step 5: Solve for x
    x = 13,790,735,309,293.75/5,321,831.12
  6. Step 6: Final answer
    x = 2,591,351.55

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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.