Home / 1,978,038.78-2,967,118.67-681,177.24

Finding the Fourth Proportional to 1,978,038.78, 2,967,118.67 and 681,177.24

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Solution

The fourth proportional to 1,978,038.78, 2,967,118.67 and 681,177.24 is: 1,021,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,038.78 : 2,967,118.67 = 681,177.24 : x
  2. Step 2: Convert to fraction form
    1,978,038.78/2,967,118.67 = 681,177.24/x
  3. Step 3: Cross multiply
    1,978,038.78x = 2,967,118.67 × 681,177.24
  4. Step 4: Simplify right side
    1,978,038.78x = 2,021,133,702,977.18
  5. Step 5: Solve for x
    x = 2,021,133,702,977.18/1,978,038.78
  6. Step 6: Final answer
    x = 1,021,786.69

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