Home / 1,978,687-2,967,273.88-1,079,648.16

Finding the Fourth Proportional to 1,978,687, 2,967,273.88 and 1,079,648.16

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Solution

The fourth proportional to 1,978,687, 2,967,273.88 and 1,079,648.16 is: 1,619,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,687 : 2,967,273.88 = 1,079,648.16 : x
  2. Step 2: Convert to fraction form
    1,978,687/2,967,273.88 = 1,079,648.16/x
  3. Step 3: Cross multiply
    1,978,687x = 2,967,273.88 × 1,079,648.16
  4. Step 4: Simplify right side
    1,978,687x = 3,203,611,784,758.06
  5. Step 5: Solve for x
    x = 3,203,611,784,758.06/1,978,687
  6. Step 6: Final answer
    x = 1,619,059.40

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