Home / 2,310,922.52-3,189,013.44-1,278,403.64

Finding the Fourth Proportional to 2,310,922.52, 3,189,013.44 and 1,278,403.64

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Solution

The fourth proportional to 2,310,922.52, 3,189,013.44 and 1,278,403.64 is: 1,764,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,922.52 : 3,189,013.44 = 1,278,403.64 : x
  2. Step 2: Convert to fraction form
    2,310,922.52/3,189,013.44 = 1,278,403.64/x
  3. Step 3: Cross multiply
    2,310,922.52x = 3,189,013.44 × 1,278,403.64
  4. Step 4: Simplify right side
    2,310,922.52x = 4,076,846,389,704.92
  5. Step 5: Solve for x
    x = 4,076,846,389,704.92/2,310,922.52
  6. Step 6: Final answer
    x = 1,764,164.03

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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.