Finding the Fourth Proportional to 5,568,839.88, 7,684,861.87 and 3,088,046.84
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Solution
The fourth proportional to 5,568,839.88, 7,684,861.87 and 3,088,046.84 is: 4,261,428.58
Step by Step Solution
- Step 1: Write the proportion equation
5,568,839.88 : 7,684,861.87 = 3,088,046.84 : x - Step 2: Convert to fraction form
5,568,839.88/7,684,861.87 = 3,088,046.84/x - Step 3: Cross multiply
5,568,839.88x = 7,684,861.87 × 3,088,046.84 - Step 4: Simplify right side
5,568,839.88x = 23,731,213,413,489.99 - Step 5: Solve for x
x = 23,731,213,413,489.99/5,568,839.88 - Step 6: Final answer
x = 4,261,428.58
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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.