Home / 1,318,980.25-1,978,409.07-550,160.65

Finding the Fourth Proportional to 1,318,980.25, 1,978,409.07 and 550,160.65

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Solution

The fourth proportional to 1,318,980.25, 1,978,409.07 and 550,160.65 is: 825,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,980.25 : 1,978,409.07 = 550,160.65 : x
  2. Step 2: Convert to fraction form
    1,318,980.25/1,978,409.07 = 550,160.65/x
  3. Step 3: Cross multiply
    1,318,980.25x = 1,978,409.07 × 550,160.65
  4. Step 4: Simplify right side
    1,318,980.25x = 1,088,442,819,917.10
  5. Step 5: Solve for x
    x = 1,088,442,819,917.10/1,318,980.25
  6. Step 6: Final answer
    x = 825,215.40

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