Finding the Fourth Proportional to 3,320,716.62, 4,975,067.88 and 1,525,102.14
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Solution
The fourth proportional to 3,320,716.62, 4,975,067.88 and 1,525,102.14 is: 2,284,894.36
Step by Step Solution
- Step 1: Write the proportion equation
3,320,716.62 : 4,975,067.88 = 1,525,102.14 : x - Step 2: Convert to fraction form
3,320,716.62/4,975,067.88 = 1,525,102.14/x - Step 3: Cross multiply
3,320,716.62x = 4,975,067.88 × 1,525,102.14 - Step 4: Simplify right side
3,320,716.62x = 7,587,486,670,433.26 - Step 5: Solve for x
x = 7,587,486,670,433.26/3,320,716.62 - Step 6: Final answer
x = 2,284,894.36
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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.