Home / 4,811,513.22-7,215,112.71-2,867,158.80

Finding the Fourth Proportional to 4,811,513.22, 7,215,112.71 and 2,867,158.80

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Solution

The fourth proportional to 4,811,513.22, 7,215,112.71 and 2,867,158.80 is: 4,299,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,513.22 : 7,215,112.71 = 2,867,158.80 : x
  2. Step 2: Convert to fraction form
    4,811,513.22/7,215,112.71 = 2,867,158.80/x
  3. Step 3: Cross multiply
    4,811,513.22x = 7,215,112.71 × 2,867,158.80
  4. Step 4: Simplify right side
    4,811,513.22x = 20,686,873,899,468.35
  5. Step 5: Solve for x
    x = 20,686,873,899,468.35/4,811,513.22
  6. Step 6: Final answer
    x = 4,299,452.78

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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.