Home / 1,040,136.20-1,557,093.90-978,619.40

Finding the Fourth Proportional to 1,040,136.20, 1,557,093.90 and 978,619.40

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Solution

The fourth proportional to 1,040,136.20, 1,557,093.90 and 978,619.40 is: 1,465,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,136.20 : 1,557,093.90 = 978,619.40 : x
  2. Step 2: Convert to fraction form
    1,040,136.20/1,557,093.90 = 978,619.40/x
  3. Step 3: Cross multiply
    1,040,136.20x = 1,557,093.90 × 978,619.40
  4. Step 4: Simplify right side
    1,040,136.20x = 1,523,802,298,161.66
  5. Step 5: Solve for x
    x = 1,523,802,298,161.66/1,040,136.20
  6. Step 6: Final answer
    x = 1,465,002.66

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