Home / 2,178,993.52-3,007,033.98-1,198,945.24

Finding the Fourth Proportional to 2,178,993.52, 3,007,033.98 and 1,198,945.24

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Solution

The fourth proportional to 2,178,993.52, 3,007,033.98 and 1,198,945.24 is: 1,654,557.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,993.52 : 3,007,033.98 = 1,198,945.24 : x
  2. Step 2: Convert to fraction form
    2,178,993.52/3,007,033.98 = 1,198,945.24/x
  3. Step 3: Cross multiply
    2,178,993.52x = 3,007,033.98 × 1,198,945.24
  4. Step 4: Simplify right side
    2,178,993.52x = 3,605,269,076,839.26
  5. Step 5: Solve for x
    x = 3,605,269,076,839.26/2,178,993.52
  6. Step 6: Final answer
    x = 1,654,557.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.