Home / 3,858,857.26-5,325,186.58-2,116,491.10

Finding the Fourth Proportional to 3,858,857.26, 5,325,186.58 and 2,116,491.10

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Solution

The fourth proportional to 3,858,857.26, 5,325,186.58 and 2,116,491.10 is: 2,920,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,857.26 : 5,325,186.58 = 2,116,491.10 : x
  2. Step 2: Convert to fraction form
    3,858,857.26/5,325,186.58 = 2,116,491.10/x
  3. Step 3: Cross multiply
    3,858,857.26x = 5,325,186.58 × 2,116,491.10
  4. Step 4: Simplify right side
    3,858,857.26x = 11,270,709,983,805.24
  5. Step 5: Solve for x
    x = 11,270,709,983,805.24/3,858,857.26
  6. Step 6: Final answer
    x = 2,920,737.73

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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.