Home / 4,777,992.52-7,162,068.04-2,081,815.18

Finding the Fourth Proportional to 4,777,992.52, 7,162,068.04 and 2,081,815.18

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Solution

The fourth proportional to 4,777,992.52, 7,162,068.04 and 2,081,815.18 is: 3,120,578.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777,992.52 : 7,162,068.04 = 2,081,815.18 : x
  2. Step 2: Convert to fraction form
    4,777,992.52/7,162,068.04 = 2,081,815.18/x
  3. Step 3: Cross multiply
    4,777,992.52x = 7,162,068.04 × 2,081,815.18
  4. Step 4: Simplify right side
    4,777,992.52x = 14,910,101,965,864.85
  5. Step 5: Solve for x
    x = 14,910,101,965,864.85/4,777,992.52
  6. Step 6: Final answer
    x = 3,120,578.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.