Finding the Fourth Proportional to 3,716,234.34, 5,128,394.97 and 2,062,634.76
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Solution
The fourth proportional to 3,716,234.34, 5,128,394.97 and 2,062,634.76 is: 2,846,431.30
Step by Step Solution
- Step 1: Write the proportion equation
3,716,234.34 : 5,128,394.97 = 2,062,634.76 : x - Step 2: Convert to fraction form
3,716,234.34/5,128,394.97 = 2,062,634.76/x - Step 3: Cross multiply
3,716,234.34x = 5,128,394.97 × 2,062,634.76 - Step 4: Simplify right side
3,716,234.34x = 10,578,005,728,131.16 - Step 5: Solve for x
x = 10,578,005,728,131.16/3,716,234.34 - Step 6: Final answer
x = 2,846,431.30
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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.