Finding the Fourth Proportional to 2,603,907.12, 3,904,436.92 and 2,067,608.40
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Solution
The fourth proportional to 2,603,907.12, 3,904,436.92 and 2,067,608.40 is: 3,100,282.08
Step by Step Solution
- Step 1: Write the proportion equation
2,603,907.12 : 3,904,436.92 = 2,067,608.40 : x - Step 2: Convert to fraction form
2,603,907.12/3,904,436.92 = 2,067,608.40/x - Step 3: Cross multiply
2,603,907.12x = 3,904,436.92 × 2,067,608.40 - Step 4: Simplify right side
2,603,907.12x = 8,072,846,573,062.13 - Step 5: Solve for x
x = 8,072,846,573,062.13/2,603,907.12 - Step 6: Final answer
x = 3,100,282.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.