Home / 1,815,387.60-2,722,789.80-552,921.60

Finding the Fourth Proportional to 1,815,387.60, 2,722,789.80 and 552,921.60

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Solution

The fourth proportional to 1,815,387.60, 2,722,789.80 and 552,921.60 is: 829,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,387.60 : 2,722,789.80 = 552,921.60 : x
  2. Step 2: Convert to fraction form
    1,815,387.60/2,722,789.80 = 552,921.60/x
  3. Step 3: Cross multiply
    1,815,387.60x = 2,722,789.80 × 552,921.60
  4. Step 4: Simplify right side
    1,815,387.60x = 1,505,489,292,679.68
  5. Step 5: Solve for x
    x = 1,505,489,292,679.68/1,815,387.60
  6. Step 6: Final answer
    x = 829,293.59

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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.