Finding the Fourth Proportional to 3,597,615.68, 4,964,514.72 and 1,987,880
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Solution
The fourth proportional to 3,597,615.68, 4,964,514.72 and 1,987,880 is: 2,743,166.70
Step by Step Solution
- Step 1: Write the proportion equation
3,597,615.68 : 4,964,514.72 = 1,987,880 : x - Step 2: Convert to fraction form
3,597,615.68/4,964,514.72 = 1,987,880/x - Step 3: Cross multiply
3,597,615.68x = 4,964,514.72 × 1,987,880 - Step 4: Simplify right side
3,597,615.68x = 9,868,859,521,593.60 - Step 5: Solve for x
x = 9,868,859,521,593.60/3,597,615.68 - Step 6: Final answer
x = 2,743,166.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.