Home / 3,950,042.85-5,451,502.47-2,231,274.09

Finding the Fourth Proportional to 3,950,042.85, 5,451,502.47 and 2,231,274.09

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Solution

The fourth proportional to 3,950,042.85, 5,451,502.47 and 2,231,274.09 is: 3,079,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,042.85 : 5,451,502.47 = 2,231,274.09 : x
  2. Step 2: Convert to fraction form
    3,950,042.85/5,451,502.47 = 2,231,274.09/x
  3. Step 3: Cross multiply
    3,950,042.85x = 5,451,502.47 × 2,231,274.09
  4. Step 4: Simplify right side
    3,950,042.85x = 12,163,796,212,882
  5. Step 5: Solve for x
    x = 12,163,796,212,882/3,950,042.85
  6. Step 6: Final answer
    x = 3,079,408.67

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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.