Home / 3,959,255.56-5,463,787.26-2,148,419.56

Finding the Fourth Proportional to 3,959,255.56, 5,463,787.26 and 2,148,419.56

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Solution

The fourth proportional to 3,959,255.56, 5,463,787.26 and 2,148,419.56 is: 2,964,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,255.56 : 5,463,787.26 = 2,148,419.56 : x
  2. Step 2: Convert to fraction form
    3,959,255.56/5,463,787.26 = 2,148,419.56/x
  3. Step 3: Cross multiply
    3,959,255.56x = 5,463,787.26 × 2,148,419.56
  4. Step 4: Simplify right side
    3,959,255.56x = 11,738,507,421,062.80
  5. Step 5: Solve for x
    x = 11,738,507,421,062.80/3,959,255.56
  6. Step 6: Final answer
    x = 2,964,826.91

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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.