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Finding the Fourth Proportional to 3,948,864.26, 5,923,296.38 and 957,048.26

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Solution

The fourth proportional to 3,948,864.26, 5,923,296.38 and 957,048.26 is: 1,435,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,864.26 : 5,923,296.38 = 957,048.26 : x
  2. Step 2: Convert to fraction form
    3,948,864.26/5,923,296.38 = 957,048.26/x
  3. Step 3: Cross multiply
    3,948,864.26x = 5,923,296.38 × 957,048.26
  4. Step 4: Simplify right side
    3,948,864.26x = 5,668,880,493,943.30
  5. Step 5: Solve for x
    x = 5,668,880,493,943.30/3,948,864.26
  6. Step 6: Final answer
    x = 1,435,572.39

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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.