Home / 1,978,793.10-2,967,302.70-780,098.40

Finding the Fourth Proportional to 1,978,793.10, 2,967,302.70 and 780,098.40

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Solution

The fourth proportional to 1,978,793.10, 2,967,302.70 and 780,098.40 is: 1,169,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,793.10 : 2,967,302.70 = 780,098.40 : x
  2. Step 2: Convert to fraction form
    1,978,793.10/2,967,302.70 = 780,098.40/x
  3. Step 3: Cross multiply
    1,978,793.10x = 2,967,302.70 × 780,098.40
  4. Step 4: Simplify right side
    1,978,793.10x = 2,314,788,088,585.68
  5. Step 5: Solve for x
    x = 2,314,788,088,585.68/1,978,793.10
  6. Step 6: Final answer
    x = 1,169,797.94

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