Finding the Fourth Proportional to 4,923,910.22, 6,796,129.84 and 2,887,375.82
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Solution
The fourth proportional to 4,923,910.22, 6,796,129.84 and 2,887,375.82 is: 3,985,243.45
Step by Step Solution
- Step 1: Write the proportion equation
4,923,910.22 : 6,796,129.84 = 2,887,375.82 : x - Step 2: Convert to fraction form
4,923,910.22/6,796,129.84 = 2,887,375.82/x - Step 3: Cross multiply
4,923,910.22x = 6,796,129.84 × 2,887,375.82 - Step 4: Simplify right side
4,923,910.22x = 19,622,980,928,397.38 - Step 5: Solve for x
x = 19,622,980,928,397.38/4,923,910.22 - Step 6: Final answer
x = 3,985,243.45
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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.