Home / 3,869,935.92-5,340,375.36-2,127,592.62

Finding the Fourth Proportional to 3,869,935.92, 5,340,375.36 and 2,127,592.62

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Solution

The fourth proportional to 3,869,935.92, 5,340,375.36 and 2,127,592.62 is: 2,936,002.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,935.92 : 5,340,375.36 = 2,127,592.62 : x
  2. Step 2: Convert to fraction form
    3,869,935.92/5,340,375.36 = 2,127,592.62/x
  3. Step 3: Cross multiply
    3,869,935.92x = 5,340,375.36 × 2,127,592.62
  4. Step 4: Simplify right side
    3,869,935.92x = 11,362,143,203,965.84
  5. Step 5: Solve for x
    x = 11,362,143,203,965.84/3,869,935.92
  6. Step 6: Final answer
    x = 2,936,002.93

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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.