Home / 1,318,816.80-1,978,225.20-372,175.20

Finding the Fourth Proportional to 1,318,816.80, 1,978,225.20 and 372,175.20

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Solution

The fourth proportional to 1,318,816.80, 1,978,225.20 and 372,175.20 is: 558,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,816.80 : 1,978,225.20 = 372,175.20 : x
  2. Step 2: Convert to fraction form
    1,318,816.80/1,978,225.20 = 372,175.20/x
  3. Step 3: Cross multiply
    1,318,816.80x = 1,978,225.20 × 372,175.20
  4. Step 4: Simplify right side
    1,318,816.80x = 736,246,359,455.04
  5. Step 5: Solve for x
    x = 736,246,359,455.04/1,318,816.80
  6. Step 6: Final answer
    x = 558,262.80

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