Home / 5,231,121.41-7,846,707.22-1,587,882.75

Finding the Fourth Proportional to 5,231,121.41, 7,846,707.22 and 1,587,882.75

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Solution

The fourth proportional to 5,231,121.41, 7,846,707.22 and 1,587,882.75 is: 2,381,831.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231,121.41 : 7,846,707.22 = 1,587,882.75 : x
  2. Step 2: Convert to fraction form
    5,231,121.41/7,846,707.22 = 1,587,882.75/x
  3. Step 3: Cross multiply
    5,231,121.41x = 7,846,707.22 × 1,587,882.75
  4. Step 4: Simplify right side
    5,231,121.41x = 12,459,651,034,968.75
  5. Step 5: Solve for x
    x = 12,459,651,034,968.75/5,231,121.41
  6. Step 6: Final answer
    x = 2,381,831.75

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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.