Home / 4,373,418.40-6,561,356.40-2,129,629.60

Finding the Fourth Proportional to 4,373,418.40, 6,561,356.40 and 2,129,629.60

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Solution

The fourth proportional to 4,373,418.40, 6,561,356.40 and 2,129,629.60 is: 3,195,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373,418.40 : 6,561,356.40 = 2,129,629.60 : x
  2. Step 2: Convert to fraction form
    4,373,418.40/6,561,356.40 = 2,129,629.60/x
  3. Step 3: Cross multiply
    4,373,418.40x = 6,561,356.40 × 2,129,629.60
  4. Step 4: Simplify right side
    4,373,418.40x = 13,973,258,805,589.44
  5. Step 5: Solve for x
    x = 13,973,258,805,589.44/4,373,418.40
  6. Step 6: Final answer
    x = 3,195,042.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.