Finding the Fourth Proportional to 3,822,318.09, 5,274,799.82 and 2,103,438.61
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Solution
The fourth proportional to 3,822,318.09, 5,274,799.82 and 2,103,438.61 is: 2,902,745.75
Step by Step Solution
- Step 1: Write the proportion equation
3,822,318.09 : 5,274,799.82 = 2,103,438.61 : x - Step 2: Convert to fraction form
3,822,318.09/5,274,799.82 = 2,103,438.61/x - Step 3: Cross multiply
3,822,318.09x = 5,274,799.82 × 2,103,438.61 - Step 4: Simplify right side
3,822,318.09x = 11,095,217,593,480.65 - Step 5: Solve for x
x = 11,095,217,593,480.65/3,822,318.09 - Step 6: Final answer
x = 2,902,745.75
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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.