Home / 1,821,673.80-2,728,136.70-978,366.60

Finding the Fourth Proportional to 1,821,673.80, 2,728,136.70 and 978,366.60

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Solution

The fourth proportional to 1,821,673.80, 2,728,136.70 and 978,366.60 is: 1,465,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,673.80 : 2,728,136.70 = 978,366.60 : x
  2. Step 2: Convert to fraction form
    1,821,673.80/2,728,136.70 = 978,366.60/x
  3. Step 3: Cross multiply
    1,821,673.80x = 2,728,136.70 × 978,366.60
  4. Step 4: Simplify right side
    1,821,673.80x = 2,669,117,827,514.22
  5. Step 5: Solve for x
    x = 2,669,117,827,514.22/1,821,673.80
  6. Step 6: Final answer
    x = 1,465,200.76

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