Home / 3,829,311.92-5,284,433.12-2,110,428.72

Finding the Fourth Proportional to 3,829,311.92, 5,284,433.12 and 2,110,428.72

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Solution

The fourth proportional to 3,829,311.92, 5,284,433.12 and 2,110,428.72 is: 2,912,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829,311.92 : 5,284,433.12 = 2,110,428.72 : x
  2. Step 2: Convert to fraction form
    3,829,311.92/5,284,433.12 = 2,110,428.72/x
  3. Step 3: Cross multiply
    3,829,311.92x = 5,284,433.12 × 2,110,428.72
  4. Step 4: Simplify right side
    3,829,311.92x = 11,152,419,425,367.21
  5. Step 5: Solve for x
    x = 11,152,419,425,367.21/3,829,311.92
  6. Step 6: Final answer
    x = 2,912,382.08

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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.