Finding the Fourth Proportional to 1,760,640.62, 2,654,538.97 and 1,749,711.08
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Solution
The fourth proportional to 1,760,640.62, 2,654,538.97 and 1,749,711.08 is: 2,638,060.38
Step by Step Solution
- Step 1: Write the proportion equation
1,760,640.62 : 2,654,538.97 = 1,749,711.08 : x - Step 2: Convert to fraction form
1,760,640.62/2,654,538.97 = 1,749,711.08/x - Step 3: Cross multiply
1,760,640.62x = 2,654,538.97 × 1,749,711.08 - Step 4: Simplify right side
1,760,640.62x = 4,644,676,250,362.86 - Step 5: Solve for x
x = 4,644,676,250,362.86/1,760,640.62 - Step 6: Final answer
x = 2,638,060.38
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.