Finding the Fourth Proportional to 1,296,197.40, 1,944,296.10 and 848,299.80
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Solution
The fourth proportional to 1,296,197.40, 1,944,296.10 and 848,299.80 is: 1,272,449.70
Step by Step Solution
- Step 1: Write the proportion equation
1,296,197.40 : 1,944,296.10 = 848,299.80 : x - Step 2: Convert to fraction form
1,296,197.40/1,944,296.10 = 848,299.80/x - Step 3: Cross multiply
1,296,197.40x = 1,944,296.10 × 848,299.80 - Step 4: Simplify right side
1,296,197.40x = 1,649,345,992,770.78 - Step 5: Solve for x
x = 1,649,345,992,770.78/1,296,197.40 - Step 6: Final answer
x = 1,272,449.70
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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.