Finding the Fourth Proportional to 4,891,812.63, 6,751,324.33 and 2,958,087.08
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Solution
The fourth proportional to 4,891,812.63, 6,751,324.33 and 2,958,087.08 is: 4,082,536.83
Step by Step Solution
- Step 1: Write the proportion equation
4,891,812.63 : 6,751,324.33 = 2,958,087.08 : x - Step 2: Convert to fraction form
4,891,812.63/6,751,324.33 = 2,958,087.08/x - Step 3: Cross multiply
4,891,812.63x = 6,751,324.33 × 2,958,087.08 - Step 4: Simplify right side
4,891,812.63x = 19,971,005,232,310.82 - Step 5: Solve for x
x = 19,971,005,232,310.82/4,891,812.63 - Step 6: Final answer
x = 4,082,536.83
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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.