Home / 1,978,135.75-2,967,441.63-698,479.93

Finding the Fourth Proportional to 1,978,135.75, 2,967,441.63 and 698,479.93

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Solution

The fourth proportional to 1,978,135.75, 2,967,441.63 and 698,479.93 is: 1,047,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,135.75 : 2,967,441.63 = 698,479.93 : x
  2. Step 2: Convert to fraction form
    1,978,135.75/2,967,441.63 = 698,479.93/x
  3. Step 3: Cross multiply
    1,978,135.75x = 2,967,441.63 × 698,479.93
  4. Step 4: Simplify right side
    1,978,135.75x = 2,072,698,422,001.49
  5. Step 5: Solve for x
    x = 2,072,698,422,001.49/1,978,135.75
  6. Step 6: Final answer
    x = 1,047,803.93

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