Finding the Fourth Proportional to 3,751,674.49, 5,177,369.57 and 2,202,970.41
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Solution
The fourth proportional to 3,751,674.49, 5,177,369.57 and 2,202,970.41 is: 3,040,133.68
Step by Step Solution
- Step 1: Write the proportion equation
3,751,674.49 : 5,177,369.57 = 2,202,970.41 : x - Step 2: Convert to fraction form
3,751,674.49/5,177,369.57 = 2,202,970.41/x - Step 3: Cross multiply
3,751,674.49x = 5,177,369.57 × 2,202,970.41 - Step 4: Simplify right side
3,751,674.49x = 11,405,591,964,344.43 - Step 5: Solve for x
x = 11,405,591,964,344.43/3,751,674.49 - Step 6: Final answer
x = 3,040,133.68
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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.