Finding the Fourth Proportional to 2,740,755.69, 4,109,717.07 and 1,203,121.80
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Solution
The fourth proportional to 2,740,755.69, 4,109,717.07 and 1,203,121.80 is: 1,804,060.91
Step by Step Solution
- Step 1: Write the proportion equation
2,740,755.69 : 4,109,717.07 = 1,203,121.80 : x - Step 2: Convert to fraction form
2,740,755.69/4,109,717.07 = 1,203,121.80/x - Step 3: Cross multiply
2,740,755.69x = 4,109,717.07 × 1,203,121.80 - Step 4: Simplify right side
2,740,755.69x = 4,944,490,198,749.13 - Step 5: Solve for x
x = 4,944,490,198,749.13/2,740,755.69 - Step 6: Final answer
x = 1,804,060.91
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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.