Finding the Fourth Proportional to 3,458,619.82, 4,738,287.08 and 3,329,283.46
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Solution
The fourth proportional to 3,458,619.82, 4,738,287.08 and 3,329,283.46 is: 4,561,097.09
Step by Step Solution
- Step 1: Write the proportion equation
3,458,619.82 : 4,738,287.08 = 3,329,283.46 : x - Step 2: Convert to fraction form
3,458,619.82/4,738,287.08 = 3,329,283.46/x - Step 3: Cross multiply
3,458,619.82x = 4,738,287.08 × 3,329,283.46 - Step 4: Simplify right side
3,458,619.82x = 15,775,100,804,175.70 - Step 5: Solve for x
x = 15,775,100,804,175.70/3,458,619.82 - Step 6: Final answer
x = 4,561,097.09
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.