Home / 3,959,255.75-5,463,787.52-2,148,419.75

Finding the Fourth Proportional to 3,959,255.75, 5,463,787.52 and 2,148,419.75

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Solution

The fourth proportional to 3,959,255.75, 5,463,787.52 and 2,148,419.75 is: 2,964,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,255.75 : 5,463,787.52 = 2,148,419.75 : x
  2. Step 2: Convert to fraction form
    3,959,255.75/5,463,787.52 = 2,148,419.75/x
  3. Step 3: Cross multiply
    3,959,255.75x = 5,463,787.52 × 2,148,419.75
  4. Step 4: Simplify right side
    3,959,255.75x = 11,738,509,017,771.52
  5. Step 5: Solve for x
    x = 11,738,509,017,771.52/3,959,255.75
  6. Step 6: Final answer
    x = 2,964,827.17

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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.