Home / 3,800,922.96-5,245,087.32-2,082,051.12

Finding the Fourth Proportional to 3,800,922.96, 5,245,087.32 and 2,082,051.12

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Solution

The fourth proportional to 3,800,922.96, 5,245,087.32 and 2,082,051.12 is: 2,873,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,922.96 : 5,245,087.32 = 2,082,051.12 : x
  2. Step 2: Convert to fraction form
    3,800,922.96/5,245,087.32 = 2,082,051.12/x
  3. Step 3: Cross multiply
    3,800,922.96x = 5,245,087.32 × 2,082,051.12
  4. Step 4: Simplify right side
    3,800,922.96x = 10,920,539,929,103.80
  5. Step 5: Solve for x
    x = 10,920,539,929,103.80/3,800,922.96
  6. Step 6: Final answer
    x = 2,873,128.46

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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.