Home / 3,874,841.92-5,803,959.10-3,151,751.38

Finding the Fourth Proportional to 3,874,841.92, 5,803,959.10 and 3,151,751.38

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Solution

The fourth proportional to 3,874,841.92, 5,803,959.10 and 3,151,751.38 is: 4,720,872.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,841.92 : 5,803,959.10 = 3,151,751.38 : x
  2. Step 2: Convert to fraction form
    3,874,841.92/5,803,959.10 = 3,151,751.38/x
  3. Step 3: Cross multiply
    3,874,841.92x = 5,803,959.10 × 3,151,751.38
  4. Step 4: Simplify right side
    3,874,841.92x = 18,292,636,081,748.14
  5. Step 5: Solve for x
    x = 18,292,636,081,748.14/3,874,841.92
  6. Step 6: Final answer
    x = 4,720,872.87

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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.