Finding the Fourth Proportional to 4,545,137.61, 6,274,560.71 and 2,826,812.01
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Solution
The fourth proportional to 4,545,137.61, 6,274,560.71 and 2,826,812.01 is: 3,902,412.88
Step by Step Solution
- Step 1: Write the proportion equation
4,545,137.61 : 6,274,560.71 = 2,826,812.01 : x - Step 2: Convert to fraction form
4,545,137.61/6,274,560.71 = 2,826,812.01/x - Step 3: Cross multiply
4,545,137.61x = 6,274,560.71 × 2,826,812.01 - Step 4: Simplify right side
4,545,137.61x = 17,737,003,558,368.07 - Step 5: Solve for x
x = 17,737,003,558,368.07/4,545,137.61 - Step 6: Final answer
x = 3,902,412.88
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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.