Home / 1,012,151.72-1,395,864.72-839,796.80

Finding the Fourth Proportional to 1,012,151.72, 1,395,864.72 and 839,796.80

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Solution

The fourth proportional to 1,012,151.72, 1,395,864.72 and 839,796.80 is: 1,158,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,151.72 : 1,395,864.72 = 839,796.80 : x
  2. Step 2: Convert to fraction form
    1,012,151.72/1,395,864.72 = 839,796.80/x
  3. Step 3: Cross multiply
    1,012,151.72x = 1,395,864.72 × 839,796.80
  4. Step 4: Simplify right side
    1,012,151.72x = 1,172,242,725,088.90
  5. Step 5: Solve for x
    x = 1,172,242,725,088.90/1,012,151.72
  6. Step 6: Final answer
    x = 1,158,168.98

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