Home / 1,395,066.12-2,092,067.96-826,607.60

Finding the Fourth Proportional to 1,395,066.12, 2,092,067.96 and 826,607.60

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Solution

The fourth proportional to 1,395,066.12, 2,092,067.96 and 826,607.60 is: 1,239,596.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,066.12 : 2,092,067.96 = 826,607.60 : x
  2. Step 2: Convert to fraction form
    1,395,066.12/2,092,067.96 = 826,607.60/x
  3. Step 3: Cross multiply
    1,395,066.12x = 2,092,067.96 × 826,607.60
  4. Step 4: Simplify right side
    1,395,066.12x = 1,729,319,275,452.50
  5. Step 5: Solve for x
    x = 1,729,319,275,452.50/1,395,066.12
  6. Step 6: Final answer
    x = 1,239,596.64

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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.