Finding the Fourth Proportional to 3,378,296.97, 5,067,445.46 and 853,952.22
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Solution
The fourth proportional to 3,378,296.97, 5,067,445.46 and 853,952.22 is: 1,280,928.33
Step by Step Solution
- Step 1: Write the proportion equation
3,378,296.97 : 5,067,445.46 = 853,952.22 : x - Step 2: Convert to fraction form
3,378,296.97/5,067,445.46 = 853,952.22/x - Step 3: Cross multiply
3,378,296.97x = 5,067,445.46 × 853,952.22 - Step 4: Simplify right side
3,378,296.97x = 4,327,356,300,295.92 - Step 5: Solve for x
x = 4,327,356,300,295.92/3,378,296.97 - Step 6: Final answer
x = 1,280,928.33
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1.5x scale
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.