Home / 3,377,979.26-5,069,048.60-1,328,279.12

Finding the Fourth Proportional to 3,377,979.26, 5,069,048.60 and 1,328,279.12

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Solution

The fourth proportional to 3,377,979.26, 5,069,048.60 and 1,328,279.12 is: 1,993,236.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,979.26 : 5,069,048.60 = 1,328,279.12 : x
  2. Step 2: Convert to fraction form
    3,377,979.26/5,069,048.60 = 1,328,279.12/x
  3. Step 3: Cross multiply
    3,377,979.26x = 5,069,048.60 × 1,328,279.12
  4. Step 4: Simplify right side
    3,377,979.26x = 6,733,111,413,645.23
  5. Step 5: Solve for x
    x = 6,733,111,413,645.23/3,377,979.26
  6. Step 6: Final answer
    x = 1,993,236.46

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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.