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Finding the Fourth Proportional to 1,068,270.80, 1,602,406.20 and 946,965.20

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Solution

The fourth proportional to 1,068,270.80, 1,602,406.20 and 946,965.20 is: 1,420,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,270.80 : 1,602,406.20 = 946,965.20 : x
  2. Step 2: Convert to fraction form
    1,068,270.80/1,602,406.20 = 946,965.20/x
  3. Step 3: Cross multiply
    1,068,270.80x = 1,602,406.20 × 946,965.20
  4. Step 4: Simplify right side
    1,068,270.80x = 1,517,422,907,664.24
  5. Step 5: Solve for x
    x = 1,517,422,907,664.24/1,068,270.80
  6. Step 6: Final answer
    x = 1,420,447.80

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