Home / 1,311,872.79-1,967,809.59-1,012,790.01

Finding the Fourth Proportional to 1,311,872.79, 1,967,809.59 and 1,012,790.01

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Solution

The fourth proportional to 1,311,872.79, 1,967,809.59 and 1,012,790.01 is: 1,519,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,872.79 : 1,967,809.59 = 1,012,790.01 : x
  2. Step 2: Convert to fraction form
    1,311,872.79/1,967,809.59 = 1,012,790.01/x
  3. Step 3: Cross multiply
    1,311,872.79x = 1,967,809.59 × 1,012,790.01
  4. Step 4: Simplify right side
    1,311,872.79x = 1,992,977,894,334.20
  5. Step 5: Solve for x
    x = 1,992,977,894,334.20/1,311,872.79
  6. Step 6: Final answer
    x = 1,519,185.33

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