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Finding the Fourth Proportional to 3,297,703.28, 4,945,388.52 and 1,568,369.48

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Solution

The fourth proportional to 3,297,703.28, 4,945,388.52 and 1,568,369.48 is: 2,351,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,703.28 : 4,945,388.52 = 1,568,369.48 : x
  2. Step 2: Convert to fraction form
    3,297,703.28/4,945,388.52 = 1,568,369.48/x
  3. Step 3: Cross multiply
    3,297,703.28x = 4,945,388.52 × 1,568,369.48
  4. Step 4: Simplify right side
    3,297,703.28x = 7,756,196,421,510.37
  5. Step 5: Solve for x
    x = 7,756,196,421,510.37/3,297,703.28
  6. Step 6: Final answer
    x = 2,351,999.49

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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.