Finding the Fourth Proportional to 2,543,843.62, 3,816,355.24 and 837,925.57
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Solution
The fourth proportional to 2,543,843.62, 3,816,355.24 and 837,925.57 is: 1,257,082.63
Step by Step Solution
- Step 1: Write the proportion equation
2,543,843.62 : 3,816,355.24 = 837,925.57 : x - Step 2: Convert to fraction form
2,543,843.62/3,816,355.24 = 837,925.57/x - Step 3: Cross multiply
2,543,843.62x = 3,816,355.24 × 837,925.57 - Step 4: Simplify right side
2,543,843.62x = 3,197,821,620,717.71 - Step 5: Solve for x
x = 3,197,821,620,717.71/2,543,843.62 - Step 6: Final answer
x = 1,257,082.63
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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.