Finding the Fourth Proportional to 3,661,531.09, 5,053,212.34 and 2,030,450.09
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Solution
The fourth proportional to 3,661,531.09, 5,053,212.34 and 2,030,450.09 is: 2,802,187.17
Step by Step Solution
- Step 1: Write the proportion equation
3,661,531.09 : 5,053,212.34 = 2,030,450.09 : x - Step 2: Convert to fraction form
3,661,531.09/5,053,212.34 = 2,030,450.09/x - Step 3: Cross multiply
3,661,531.09x = 5,053,212.34 × 2,030,450.09 - Step 4: Simplify right side
3,661,531.09x = 10,260,295,420,199.92 - Step 5: Solve for x
x = 10,260,295,420,199.92/3,661,531.09 - Step 6: Final answer
x = 2,802,187.17
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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.