Home / 1,978,883.70-2,967,029.55-780,083.70

Finding the Fourth Proportional to 1,978,883.70, 2,967,029.55 and 780,083.70

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Solution

The fourth proportional to 1,978,883.70, 2,967,029.55 and 780,083.70 is: 1,169,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,883.70 : 2,967,029.55 = 780,083.70 : x
  2. Step 2: Convert to fraction form
    1,978,883.70/2,967,029.55 = 780,083.70/x
  3. Step 3: Cross multiply
    1,978,883.70x = 2,967,029.55 × 780,083.70
  4. Step 4: Simplify right side
    1,978,883.70x = 2,314,531,389,373.33
  5. Step 5: Solve for x
    x = 2,314,531,389,373.33/1,978,883.70
  6. Step 6: Final answer
    x = 1,169,614.66

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