Home / 3,936,472.20-5,904,708.30-1,277,080.20

Finding the Fourth Proportional to 3,936,472.20, 5,904,708.30 and 1,277,080.20

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Solution

The fourth proportional to 3,936,472.20, 5,904,708.30 and 1,277,080.20 is: 1,915,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,472.20 : 5,904,708.30 = 1,277,080.20 : x
  2. Step 2: Convert to fraction form
    3,936,472.20/5,904,708.30 = 1,277,080.20/x
  3. Step 3: Cross multiply
    3,936,472.20x = 5,904,708.30 × 1,277,080.20
  4. Step 4: Simplify right side
    3,936,472.20x = 7,540,786,056,705.66
  5. Step 5: Solve for x
    x = 7,540,786,056,705.66/3,936,472.20
  6. Step 6: Final answer
    x = 1,915,620.30

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Double scale
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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.