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Finding the Fourth Proportional to 5,763,960.69, 8,648,931.74 and 2,568,343.61

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Solution

The fourth proportional to 5,763,960.69, 8,648,931.74 and 2,568,343.61 is: 3,853,848.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763,960.69 : 8,648,931.74 = 2,568,343.61 : x
  2. Step 2: Convert to fraction form
    5,763,960.69/8,648,931.74 = 2,568,343.61/x
  3. Step 3: Cross multiply
    5,763,960.69x = 8,648,931.74 × 2,568,343.61
  4. Step 4: Simplify right side
    5,763,960.69x = 22,213,428,511,668.80
  5. Step 5: Solve for x
    x = 22,213,428,511,668.80/5,763,960.69
  6. Step 6: Final answer
    x = 3,853,848.02

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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.