Home / 3,801,720.68-5,242,171.56-2,422,882.16

Finding the Fourth Proportional to 3,801,720.68, 5,242,171.56 and 2,422,882.16

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Solution

The fourth proportional to 3,801,720.68, 5,242,171.56 and 2,422,882.16 is: 3,340,898.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801,720.68 : 5,242,171.56 = 2,422,882.16 : x
  2. Step 2: Convert to fraction form
    3,801,720.68/5,242,171.56 = 2,422,882.16/x
  3. Step 3: Cross multiply
    3,801,720.68x = 5,242,171.56 × 2,422,882.16
  4. Step 4: Simplify right side
    3,801,720.68x = 12,701,163,952,383.37
  5. Step 5: Solve for x
    x = 12,701,163,952,383.37/3,801,720.68
  6. Step 6: Final answer
    x = 3,340,898.77

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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.