Home / 1,989,940.55-2,984,619.23-978,791.09

Finding the Fourth Proportional to 1,989,940.55, 2,984,619.23 and 978,791.09

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Solution

The fourth proportional to 1,989,940.55, 2,984,619.23 and 978,791.09 is: 1,468,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,940.55 : 2,984,619.23 = 978,791.09 : x
  2. Step 2: Convert to fraction form
    1,989,940.55/2,984,619.23 = 978,791.09/x
  3. Step 3: Cross multiply
    1,989,940.55x = 2,984,619.23 × 978,791.09
  4. Step 4: Simplify right side
    1,989,940.55x = 2,921,318,711,934.25
  5. Step 5: Solve for x
    x = 2,921,318,711,934.25/1,989,940.55
  6. Step 6: Final answer
    x = 1,468,043.21

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