Finding the Fourth Proportional to 5,494,348.16, 8,241,591.81 and 2,081,718.05
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Solution
The fourth proportional to 5,494,348.16, 8,241,591.81 and 2,081,718.05 is: 3,122,603.43
Step by Step Solution
- Step 1: Write the proportion equation
5,494,348.16 : 8,241,591.81 = 2,081,718.05 : x - Step 2: Convert to fraction form
5,494,348.16/8,241,591.81 = 2,081,718.05/x - Step 3: Cross multiply
5,494,348.16x = 8,241,591.81 × 2,081,718.05 - Step 4: Simplify right side
5,494,348.16x = 17,156,670,431,609.17 - Step 5: Solve for x
x = 17,156,670,431,609.17/5,494,348.16 - Step 6: Final answer
x = 3,122,603.43
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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.