Home / 3,978,742.40-5,969,046.72-1,582,723.52

Finding the Fourth Proportional to 3,978,742.40, 5,969,046.72 and 1,582,723.52

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Solution

The fourth proportional to 3,978,742.40, 5,969,046.72 and 1,582,723.52 is: 2,374,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,978,742.40 : 5,969,046.72 = 1,582,723.52 : x
  2. Step 2: Convert to fraction form
    3,978,742.40/5,969,046.72 = 1,582,723.52/x
  3. Step 3: Cross multiply
    3,978,742.40x = 5,969,046.72 × 1,582,723.52
  4. Step 4: Simplify right side
    3,978,742.40x = 9,447,350,635,722.85
  5. Step 5: Solve for x
    x = 9,447,350,635,722.85/3,978,742.40
  6. Step 6: Final answer
    x = 2,374,456.47

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