Home / 2,694,838.40-4,042,257.60-1,277,662.40

Finding the Fourth Proportional to 2,694,838.40, 4,042,257.60 and 1,277,662.40

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Solution

The fourth proportional to 2,694,838.40, 4,042,257.60 and 1,277,662.40 is: 1,916,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,838.40 : 4,042,257.60 = 1,277,662.40 : x
  2. Step 2: Convert to fraction form
    2,694,838.40/4,042,257.60 = 1,277,662.40/x
  3. Step 3: Cross multiply
    2,694,838.40x = 4,042,257.60 × 1,277,662.40
  4. Step 4: Simplify right side
    2,694,838.40x = 5,164,640,546,634.24
  5. Step 5: Solve for x
    x = 5,164,640,546,634.24/2,694,838.40
  6. Step 6: Final answer
    x = 1,916,493.60

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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.