Home / 3,736,375.11-5,156,174.84-2,105,307.79

Finding the Fourth Proportional to 3,736,375.11, 5,156,174.84 and 2,105,307.79

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Solution

The fourth proportional to 3,736,375.11, 5,156,174.84 and 2,105,307.79 is: 2,905,311.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736,375.11 : 5,156,174.84 = 2,105,307.79 : x
  2. Step 2: Convert to fraction form
    3,736,375.11/5,156,174.84 = 2,105,307.79/x
  3. Step 3: Cross multiply
    3,736,375.11x = 5,156,174.84 × 2,105,307.79
  4. Step 4: Simplify right side
    3,736,375.11x = 10,855,335,033,837.03
  5. Step 5: Solve for x
    x = 10,855,335,033,837.03/3,736,375.11
  6. Step 6: Final answer
    x = 2,905,311.89

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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.