Home / 3,812,747.01-5,261,571.81-2,070,400.88

Finding the Fourth Proportional to 3,812,747.01, 5,261,571.81 and 2,070,400.88

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Solution

The fourth proportional to 3,812,747.01, 5,261,571.81 and 2,070,400.88 is: 2,857,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,747.01 : 5,261,571.81 = 2,070,400.88 : x
  2. Step 2: Convert to fraction form
    3,812,747.01/5,261,571.81 = 2,070,400.88/x
  3. Step 3: Cross multiply
    3,812,747.01x = 5,261,571.81 × 2,070,400.88
  4. Step 4: Simplify right side
    3,812,747.01x = 10,893,562,879,299.33
  5. Step 5: Solve for x
    x = 10,893,562,879,299.33/3,812,747.01
  6. Step 6: Final answer
    x = 2,857,142.86

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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.