Home / 3,236,667.21-4,466,578.68-1,786,362.62

Finding the Fourth Proportional to 3,236,667.21, 4,466,578.68 and 1,786,362.62

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Solution

The fourth proportional to 3,236,667.21, 4,466,578.68 and 1,786,362.62 is: 2,465,168.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,667.21 : 4,466,578.68 = 1,786,362.62 : x
  2. Step 2: Convert to fraction form
    3,236,667.21/4,466,578.68 = 1,786,362.62/x
  3. Step 3: Cross multiply
    3,236,667.21x = 4,466,578.68 × 1,786,362.62
  4. Step 4: Simplify right side
    3,236,667.21x = 7,978,929,170,908.05
  5. Step 5: Solve for x
    x = 7,978,929,170,908.05/3,236,667.21
  6. Step 6: Final answer
    x = 2,465,168.23

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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.