Finding the Fourth Proportional to 2,752,549.58, 3,796,986.42 and 2,557,704.29
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Solution
The fourth proportional to 2,752,549.58, 3,796,986.42 and 2,557,704.29 is: 3,528,208.37
Step by Step Solution
- Step 1: Write the proportion equation
2,752,549.58 : 3,796,986.42 = 2,557,704.29 : x - Step 2: Convert to fraction form
2,752,549.58/3,796,986.42 = 2,557,704.29/x - Step 3: Cross multiply
2,752,549.58x = 3,796,986.42 × 2,557,704.29 - Step 4: Simplify right side
2,752,549.58x = 9,711,568,436,520.81 - Step 5: Solve for x
x = 9,711,568,436,520.81/2,752,549.58 - Step 6: Final answer
x = 3,528,208.37
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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.