Home / 1,518,042.97-2,276,728.71-438,321.25

Finding the Fourth Proportional to 1,518,042.97, 2,276,728.71 and 438,321.25

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Solution

The fourth proportional to 1,518,042.97, 2,276,728.71 and 438,321.25 is: 657,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,042.97 : 2,276,728.71 = 438,321.25 : x
  2. Step 2: Convert to fraction form
    1,518,042.97/2,276,728.71 = 438,321.25/x
  3. Step 3: Cross multiply
    1,518,042.97x = 2,276,728.71 × 438,321.25
  4. Step 4: Simplify right side
    1,518,042.97x = 997,938,571,342.55
  5. Step 5: Solve for x
    x = 997,938,571,342.55/1,518,042.97
  6. Step 6: Final answer
    x = 657,384.93

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