Home / 3,201,387.88-4,801,728.06-805,233.46

Finding the Fourth Proportional to 3,201,387.88, 4,801,728.06 and 805,233.46

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Solution

The fourth proportional to 3,201,387.88, 4,801,728.06 and 805,233.46 is: 1,207,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,387.88 : 4,801,728.06 = 805,233.46 : x
  2. Step 2: Convert to fraction form
    3,201,387.88/4,801,728.06 = 805,233.46/x
  3. Step 3: Cross multiply
    3,201,387.88x = 4,801,728.06 × 805,233.46
  4. Step 4: Simplify right side
    3,201,387.88x = 3,866,512,099,732.89
  5. Step 5: Solve for x
    x = 3,866,512,099,732.89/3,201,387.88
  6. Step 6: Final answer
    x = 1,207,761.21

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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.