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Finding the Fourth Proportional to 1,182.71, 1,769.73 and 1,119.34

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Solution

The fourth proportional to 1,182.71, 1,769.73 and 1,119.34 is: 1,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182.71 : 1,769.73 = 1,119.34 : x
  2. Step 2: Convert to fraction form
    1,182.71/1,769.73 = 1,119.34/x
  3. Step 3: Cross multiply
    1,182.71x = 1,769.73 × 1,119.34
  4. Step 4: Simplify right side
    1,182.71x = 1,980,929.58
  5. Step 5: Solve for x
    x = 1,980,929.58/1,182.71
  6. Step 6: Final answer
    x = 1,674.91

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