Home / 3,902,908-5,385,239.76-2,183,694.88

Finding the Fourth Proportional to 3,902,908, 5,385,239.76 and 2,183,694.88

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Solution

The fourth proportional to 3,902,908, 5,385,239.76 and 2,183,694.88 is: 3,013,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,908 : 5,385,239.76 = 2,183,694.88 : x
  2. Step 2: Convert to fraction form
    3,902,908/5,385,239.76 = 2,183,694.88/x
  3. Step 3: Cross multiply
    3,902,908x = 5,385,239.76 × 2,183,694.88
  4. Step 4: Simplify right side
    3,902,908x = 11,759,720,491,484.43
  5. Step 5: Solve for x
    x = 11,759,720,491,484.43/3,902,908
  6. Step 6: Final answer
    x = 3,013,066.28

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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.