Home / 1,992,243.60-2,749,283.33-1,132,803.78

Finding the Fourth Proportional to 1,992,243.60, 2,749,283.33 and 1,132,803.78

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Solution

The fourth proportional to 1,992,243.60, 2,749,283.33 and 1,132,803.78 is: 1,563,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,243.60 : 2,749,283.33 = 1,132,803.78 : x
  2. Step 2: Convert to fraction form
    1,992,243.60/2,749,283.33 = 1,132,803.78/x
  3. Step 3: Cross multiply
    1,992,243.60x = 2,749,283.33 × 1,132,803.78
  4. Step 4: Simplify right side
    1,992,243.60x = 3,114,398,542,850.97
  5. Step 5: Solve for x
    x = 3,114,398,542,850.97/1,992,243.60
  6. Step 6: Final answer
    x = 1,563,261.91

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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.