Home / 3,679,841.70-5,078,181.78-2,048,213.94

Finding the Fourth Proportional to 3,679,841.70, 5,078,181.78 and 2,048,213.94

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Solution

The fourth proportional to 3,679,841.70, 5,078,181.78 and 2,048,213.94 is: 2,826,535.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679,841.70 : 5,078,181.78 = 2,048,213.94 : x
  2. Step 2: Convert to fraction form
    3,679,841.70/5,078,181.78 = 2,048,213.94/x
  3. Step 3: Cross multiply
    3,679,841.70x = 5,078,181.78 × 2,048,213.94
  4. Step 4: Simplify right side
    3,679,841.70x = 10,401,202,711,650.01
  5. Step 5: Solve for x
    x = 10,401,202,711,650.01/3,679,841.70
  6. Step 6: Final answer
    x = 2,826,535.37

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1.5x scale

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.