Home / 3,840,404.87-5,299,910.79-2,208,810.23

Finding the Fourth Proportional to 3,840,404.87, 5,299,910.79 and 2,208,810.23

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Solution

The fourth proportional to 3,840,404.87, 5,299,910.79 and 2,208,810.23 is: 3,048,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,404.87 : 5,299,910.79 = 2,208,810.23 : x
  2. Step 2: Convert to fraction form
    3,840,404.87/5,299,910.79 = 2,208,810.23/x
  3. Step 3: Cross multiply
    3,840,404.87x = 5,299,910.79 × 2,208,810.23
  4. Step 4: Simplify right side
    3,840,404.87x = 11,706,497,171,039.38
  5. Step 5: Solve for x
    x = 11,706,497,171,039.38/3,840,404.87
  6. Step 6: Final answer
    x = 3,048,245.58

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Double scale
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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.