Home / 808,975.80-1,213,463.70-759,112.20

Finding the Fourth Proportional to 808,975.80, 1,213,463.70 and 759,112.20

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Solution

The fourth proportional to 808,975.80, 1,213,463.70 and 759,112.20 is: 1,138,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,975.80 : 1,213,463.70 = 759,112.20 : x
  2. Step 2: Convert to fraction form
    808,975.80/1,213,463.70 = 759,112.20/x
  3. Step 3: Cross multiply
    808,975.80x = 1,213,463.70 × 759,112.20
  4. Step 4: Simplify right side
    808,975.80x = 921,155,098,927.14
  5. Step 5: Solve for x
    x = 921,155,098,927.14/808,975.80
  6. Step 6: Final answer
    x = 1,138,668.30

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