Finding the Fourth Proportional to 4,232,441.27, 5,842,552.49 and 2,857,645.23
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Solution
The fourth proportional to 4,232,441.27, 5,842,552.49 and 2,857,645.23 is: 3,944,754.62
Step by Step Solution
- Step 1: Write the proportion equation
4,232,441.27 : 5,842,552.49 = 2,857,645.23 : x - Step 2: Convert to fraction form
4,232,441.27/5,842,552.49 = 2,857,645.23/x - Step 3: Cross multiply
4,232,441.27x = 5,842,552.49 × 2,857,645.23 - Step 4: Simplify right side
4,232,441.27x = 16,695,942,273,690.94 - Step 5: Solve for x
x = 16,695,942,273,690.94/4,232,441.27 - Step 6: Final answer
x = 3,944,754.62
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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.