Home / 2,372,142.40-3,273,558.36-1,284,414.88

Finding the Fourth Proportional to 2,372,142.40, 3,273,558.36 and 1,284,414.88

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Solution

The fourth proportional to 2,372,142.40, 3,273,558.36 and 1,284,414.88 is: 1,772,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372,142.40 : 3,273,558.36 = 1,284,414.88 : x
  2. Step 2: Convert to fraction form
    2,372,142.40/3,273,558.36 = 1,284,414.88/x
  3. Step 3: Cross multiply
    2,372,142.40x = 3,273,558.36 × 1,284,414.88
  4. Step 4: Simplify right side
    2,372,142.40x = 4,204,607,068,132.40
  5. Step 5: Solve for x
    x = 4,204,607,068,132.40/2,372,142.40
  6. Step 6: Final answer
    x = 1,772,493.54

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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.