Finding the Fourth Proportional to 3,635,859.87, 5,452,514.60 and 1,994,207.49
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Solution
The fourth proportional to 3,635,859.87, 5,452,514.60 and 1,994,207.49 is: 2,990,611.80
Step by Step Solution
- Step 1: Write the proportion equation
3,635,859.87 : 5,452,514.60 = 1,994,207.49 : x - Step 2: Convert to fraction form
3,635,859.87/5,452,514.60 = 1,994,207.49/x - Step 3: Cross multiply
3,635,859.87x = 5,452,514.60 × 1,994,207.49 - Step 4: Simplify right side
3,635,859.87x = 10,873,445,444,683.32 - Step 5: Solve for x
x = 10,873,445,444,683.32/3,635,859.87 - Step 6: Final answer
x = 2,990,611.80
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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.