Finding the Fourth Proportional to 4,855,912.05, 6,701,159.97 and 2,680,456.62
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Solution
The fourth proportional to 4,855,912.05, 6,701,159.97 and 2,680,456.62 is: 3,699,030.88
Step by Step Solution
- Step 1: Write the proportion equation
4,855,912.05 : 6,701,159.97 = 2,680,456.62 : x - Step 2: Convert to fraction form
4,855,912.05/6,701,159.97 = 2,680,456.62/x - Step 3: Cross multiply
4,855,912.05x = 6,701,159.97 × 2,680,456.62 - Step 4: Simplify right side
4,855,912.05x = 17,962,168,603,265.50 - Step 5: Solve for x
x = 17,962,168,603,265.50/4,855,912.05 - Step 6: Final answer
x = 3,699,030.88
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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.