Finding the Fourth Proportional to 3,397,635.11, 4,688,675.81 and 1,848,843.97
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Solution
The fourth proportional to 3,397,635.11, 4,688,675.81 and 1,848,843.97 is: 2,551,371.68
Step by Step Solution
- Step 1: Write the proportion equation
3,397,635.11 : 4,688,675.81 = 1,848,843.97 : x - Step 2: Convert to fraction form
3,397,635.11/4,688,675.81 = 1,848,843.97/x - Step 3: Cross multiply
3,397,635.11x = 4,688,675.81 × 1,848,843.97 - Step 4: Simplify right side
3,397,635.11x = 8,668,629,998,603.37 - Step 5: Solve for x
x = 8,668,629,998,603.37/3,397,635.11 - Step 6: Final answer
x = 2,551,371.68
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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.