Home / 1,318,979.25-1,978,407.58-550,159.65

Finding the Fourth Proportional to 1,318,979.25, 1,978,407.58 and 550,159.65

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Solution

The fourth proportional to 1,318,979.25, 1,978,407.58 and 550,159.65 is: 825,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,979.25 : 1,978,407.58 = 550,159.65 : x
  2. Step 2: Convert to fraction form
    1,318,979.25/1,978,407.58 = 550,159.65/x
  3. Step 3: Cross multiply
    1,318,979.25x = 1,978,407.58 × 550,159.65
  4. Step 4: Simplify right side
    1,318,979.25x = 1,088,440,009,127.31
  5. Step 5: Solve for x
    x = 1,088,440,009,127.31/1,318,979.25
  6. Step 6: Final answer
    x = 825,213.90

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