Finding the Fourth Proportional to 3,672,359.94, 5,067,979.64 and 2,040,836.07
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Solution
The fourth proportional to 3,672,359.94, 5,067,979.64 and 2,040,836.07 is: 2,816,422.09
Step by Step Solution
- Step 1: Write the proportion equation
3,672,359.94 : 5,067,979.64 = 2,040,836.07 : x - Step 2: Convert to fraction form
3,672,359.94/5,067,979.64 = 2,040,836.07/x - Step 3: Cross multiply
3,672,359.94x = 5,067,979.64 × 2,040,836.07 - Step 4: Simplify right side
3,672,359.94x = 10,342,915,643,540.88 - Step 5: Solve for x
x = 10,342,915,643,540.88/3,672,359.94 - Step 6: Final answer
x = 2,816,422.09
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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.