Finding the Fourth Proportional to 3,759,396, 5,187,971.68 and 2,040,516.84
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Solution
The fourth proportional to 3,759,396, 5,187,971.68 and 2,040,516.84 is: 2,815,916.06
Step by Step Solution
- Step 1: Write the proportion equation
3,759,396 : 5,187,971.68 = 2,040,516.84 : x - Step 2: Convert to fraction form
3,759,396/5,187,971.68 = 2,040,516.84/x - Step 3: Cross multiply
3,759,396x = 5,187,971.68 × 2,040,516.84 - Step 4: Simplify right side
3,759,396x = 10,586,143,578,483.09 - Step 5: Solve for x
x = 10,586,143,578,483.09/3,759,396 - Step 6: Final answer
x = 2,815,916.06
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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.