Home / 3,951,973-5,453,727.78-2,141,137

Finding the Fourth Proportional to 3,951,973, 5,453,727.78 and 2,141,137

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Solution

The fourth proportional to 3,951,973, 5,453,727.78 and 2,141,137 is: 2,954,771.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,973 : 5,453,727.78 = 2,141,137 : x
  2. Step 2: Convert to fraction form
    3,951,973/5,453,727.78 = 2,141,137/x
  3. Step 3: Cross multiply
    3,951,973x = 5,453,727.78 × 2,141,137
  4. Step 4: Simplify right side
    3,951,973x = 11,677,178,337,685.86
  5. Step 5: Solve for x
    x = 11,677,178,337,685.86/3,951,973
  6. Step 6: Final answer
    x = 2,954,771.79

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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.