Home / 3,814,982.22-5,721,585.54-1,419,954.78

Finding the Fourth Proportional to 3,814,982.22, 5,721,585.54 and 1,419,954.78

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Solution

The fourth proportional to 3,814,982.22, 5,721,585.54 and 1,419,954.78 is: 2,129,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814,982.22 : 5,721,585.54 = 1,419,954.78 : x
  2. Step 2: Convert to fraction form
    3,814,982.22/5,721,585.54 = 1,419,954.78/x
  3. Step 3: Cross multiply
    3,814,982.22x = 5,721,585.54 × 1,419,954.78
  4. Step 4: Simplify right side
    3,814,982.22x = 8,124,392,736,701.88
  5. Step 5: Solve for x
    x = 8,124,392,736,701.88/3,814,982.22
  6. Step 6: Final answer
    x = 2,129,601.73

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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.