Finding the Fourth Proportional to 5,068,717.92, 7,603,087.68 and 1,230,526.08
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Solution
The fourth proportional to 5,068,717.92, 7,603,087.68 and 1,230,526.08 is: 1,845,791.74
Step by Step Solution
- Step 1: Write the proportion equation
5,068,717.92 : 7,603,087.68 = 1,230,526.08 : x - Step 2: Convert to fraction form
5,068,717.92/7,603,087.68 = 1,230,526.08/x - Step 3: Cross multiply
5,068,717.92x = 7,603,087.68 × 1,230,526.08 - Step 4: Simplify right side
5,068,717.92x = 9,355,797,678,766.70 - Step 5: Solve for x
x = 9,355,797,678,766.70/5,068,717.92 - Step 6: Final answer
x = 1,845,791.74
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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.