Home / 2,772,021.21-4,152,231.78-2,229,344.03

Finding the Fourth Proportional to 2,772,021.21, 4,152,231.78 and 2,229,344.03

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Solution

The fourth proportional to 2,772,021.21, 4,152,231.78 and 2,229,344.03 is: 3,339,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,021.21 : 4,152,231.78 = 2,229,344.03 : x
  2. Step 2: Convert to fraction form
    2,772,021.21/4,152,231.78 = 2,229,344.03/x
  3. Step 3: Cross multiply
    2,772,021.21x = 4,152,231.78 × 2,229,344.03
  4. Step 4: Simplify right side
    2,772,021.21x = 9,256,753,109,158.11
  5. Step 5: Solve for x
    x = 9,256,753,109,158.11/2,772,021.21
  6. Step 6: Final answer
    x = 3,339,351.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.