Finding the Fourth Proportional to 2,241,874.62, 3,093,855.35 and 1,275,144.21
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Solution
The fourth proportional to 2,241,874.62, 3,093,855.35 and 1,275,144.21 is: 1,759,737.90
Step by Step Solution
- Step 1: Write the proportion equation
2,241,874.62 : 3,093,855.35 = 1,275,144.21 : x - Step 2: Convert to fraction form
2,241,874.62/3,093,855.35 = 1,275,144.21/x - Step 3: Cross multiply
2,241,874.62x = 3,093,855.35 × 1,275,144.21 - Step 4: Simplify right side
2,241,874.62x = 3,945,111,729,754.30 - Step 5: Solve for x
x = 3,945,111,729,754.30/2,241,874.62 - Step 6: Final answer
x = 1,759,737.90
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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.