Home / 2,221,462.80-3,331,837.80-800,787.60

Finding the Fourth Proportional to 2,221,462.80, 3,331,837.80 and 800,787.60

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Solution

The fourth proportional to 2,221,462.80, 3,331,837.80 and 800,787.60 is: 1,201,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,462.80 : 3,331,837.80 = 800,787.60 : x
  2. Step 2: Convert to fraction form
    2,221,462.80/3,331,837.80 = 800,787.60/x
  3. Step 3: Cross multiply
    2,221,462.80x = 3,331,837.80 × 800,787.60
  4. Step 4: Simplify right side
    2,221,462.80x = 2,668,094,395,451.28
  5. Step 5: Solve for x
    x = 2,668,094,395,451.28/2,221,462.80
  6. Step 6: Final answer
    x = 1,201,052.93

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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.