Finding the Fourth Proportional to 3,268,080.92, 4,902,253.26 and 1,138,380.44
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Solution
The fourth proportional to 3,268,080.92, 4,902,253.26 and 1,138,380.44 is: 1,707,616.60
Step by Step Solution
- Step 1: Write the proportion equation
3,268,080.92 : 4,902,253.26 = 1,138,380.44 : x - Step 2: Convert to fraction form
3,268,080.92/4,902,253.26 = 1,138,380.44/x - Step 3: Cross multiply
3,268,080.92x = 4,902,253.26 × 1,138,380.44 - Step 4: Simplify right side
3,268,080.92x = 5,580,629,223,110.23 - Step 5: Solve for x
x = 5,580,629,223,110.23/3,268,080.92 - Step 6: Final answer
x = 1,707,616.60
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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.