Finding the Fourth Proportional to 2,305,906.76, 3,182,091.40 and 1,273,489.68
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Solution
The fourth proportional to 2,305,906.76, 3,182,091.40 and 1,273,489.68 is: 1,757,382.66
Step by Step Solution
- Step 1: Write the proportion equation
2,305,906.76 : 3,182,091.40 = 1,273,489.68 : x - Step 2: Convert to fraction form
2,305,906.76/3,182,091.40 = 1,273,489.68/x - Step 3: Cross multiply
2,305,906.76x = 3,182,091.40 × 1,273,489.68 - Step 4: Simplify right side
2,305,906.76x = 4,052,360,558,716.75 - Step 5: Solve for x
x = 4,052,360,558,716.75/2,305,906.76 - Step 6: Final answer
x = 1,757,382.66
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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.