Home / 1,379,351.46-1,903,219.74-806,280.78

Finding the Fourth Proportional to 1,379,351.46, 1,903,219.74 and 806,280.78

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Solution

The fourth proportional to 1,379,351.46, 1,903,219.74 and 806,280.78 is: 1,112,500.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,351.46 : 1,903,219.74 = 806,280.78 : x
  2. Step 2: Convert to fraction form
    1,379,351.46/1,903,219.74 = 806,280.78/x
  3. Step 3: Cross multiply
    1,379,351.46x = 1,903,219.74 × 806,280.78
  4. Step 4: Simplify right side
    1,379,351.46x = 1,534,529,496,478.60
  5. Step 5: Solve for x
    x = 1,534,529,496,478.60/1,379,351.46
  6. Step 6: Final answer
    x = 1,112,500.72

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