Home / 2,164,067.20-3,246,100.80-2,071,921.60

Finding the Fourth Proportional to 2,164,067.20, 3,246,100.80 and 2,071,921.60

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Solution

The fourth proportional to 2,164,067.20, 3,246,100.80 and 2,071,921.60 is: 3,107,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,067.20 : 3,246,100.80 = 2,071,921.60 : x
  2. Step 2: Convert to fraction form
    2,164,067.20/3,246,100.80 = 2,071,921.60/x
  3. Step 3: Cross multiply
    2,164,067.20x = 3,246,100.80 × 2,071,921.60
  4. Step 4: Simplify right side
    2,164,067.20x = 6,725,666,363,297.28
  5. Step 5: Solve for x
    x = 6,725,666,363,297.28/2,164,067.20
  6. Step 6: Final answer
    x = 3,107,882.40

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Similar ratio
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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.