Home / 1,079,690.16-1,489,288.07-820,999.95

Finding the Fourth Proportional to 1,079,690.16, 1,489,288.07 and 820,999.95

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Solution

The fourth proportional to 1,079,690.16, 1,489,288.07 and 820,999.95 is: 1,132,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,690.16 : 1,489,288.07 = 820,999.95 : x
  2. Step 2: Convert to fraction form
    1,079,690.16/1,489,288.07 = 820,999.95/x
  3. Step 3: Cross multiply
    1,079,690.16x = 1,489,288.07 × 820,999.95
  4. Step 4: Simplify right side
    1,079,690.16x = 1,222,705,435,850.51
  5. Step 5: Solve for x
    x = 1,222,705,435,850.51/1,079,690.16
  6. Step 6: Final answer
    x = 1,132,459.55

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