Finding the Fourth Proportional to 4,240,738.62, 6,361,078.77 and 1,716,357.42
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Solution
The fourth proportional to 4,240,738.62, 6,361,078.77 and 1,716,357.42 is: 2,574,524.33
Step by Step Solution
- Step 1: Write the proportion equation
4,240,738.62 : 6,361,078.77 = 1,716,357.42 : x - Step 2: Convert to fraction form
4,240,738.62/6,361,078.77 = 1,716,357.42/x - Step 3: Cross multiply
4,240,738.62x = 6,361,078.77 × 1,716,357.42 - Step 4: Simplify right side
4,240,738.62x = 10,917,884,746,093.97 - Step 5: Solve for x
x = 10,917,884,746,093.97/4,240,738.62 - Step 6: Final answer
x = 2,574,524.33
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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.