Finding the Fourth Proportional to 4,193,912.94, 6,290,858.82 and 1,161,268.68
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Solution
The fourth proportional to 4,193,912.94, 6,290,858.82 and 1,161,268.68 is: 1,741,900.10
Step by Step Solution
- Step 1: Write the proportion equation
4,193,912.94 : 6,290,858.82 = 1,161,268.68 : x - Step 2: Convert to fraction form
4,193,912.94/6,290,858.82 = 1,161,268.68/x - Step 3: Cross multiply
4,193,912.94x = 6,290,858.82 × 1,161,268.68 - Step 4: Simplify right side
4,193,912.94x = 7,305,377,345,913.24 - Step 5: Solve for x
x = 7,305,377,345,913.24/4,193,912.94 - Step 6: Final answer
x = 1,741,900.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.