Home / 1,383,881.86-1,909,757.78-772,034.62

Finding the Fourth Proportional to 1,383,881.86, 1,909,757.78 and 772,034.62

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Solution

The fourth proportional to 1,383,881.86, 1,909,757.78 and 772,034.62 is: 1,065,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,881.86 : 1,909,757.78 = 772,034.62 : x
  2. Step 2: Convert to fraction form
    1,383,881.86/1,909,757.78 = 772,034.62/x
  3. Step 3: Cross multiply
    1,383,881.86x = 1,909,757.78 × 772,034.62
  4. Step 4: Simplify right side
    1,383,881.86x = 1,474,399,118,114.17
  5. Step 5: Solve for x
    x = 1,474,399,118,114.17/1,383,881.86
  6. Step 6: Final answer
    x = 1,065,408.23

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