Finding the Fourth Proportional to 1,338,152.84, 1,846,678.36 and 757,375.96
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Solution
The fourth proportional to 1,338,152.84, 1,846,678.36 and 757,375.96 is: 1,045,194.36
Step by Step Solution
- Step 1: Write the proportion equation
1,338,152.84 : 1,846,678.36 = 757,375.96 : x - Step 2: Convert to fraction form
1,338,152.84/1,846,678.36 = 757,375.96/x - Step 3: Cross multiply
1,338,152.84x = 1,846,678.36 × 757,375.96 - Step 4: Simplify right side
1,338,152.84x = 1,398,629,795,716.23 - Step 5: Solve for x
x = 1,398,629,795,716.23/1,338,152.84 - Step 6: Final answer
x = 1,045,194.36
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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.