Finding the Fourth Proportional to 4,256,836.38, 5,874,558.63 and 2,323,221.06
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Solution
The fourth proportional to 4,256,836.38, 5,874,558.63 and 2,323,221.06 is: 3,206,112.97
Step by Step Solution
- Step 1: Write the proportion equation
4,256,836.38 : 5,874,558.63 = 2,323,221.06 : x - Step 2: Convert to fraction form
4,256,836.38/5,874,558.63 = 2,323,221.06/x - Step 3: Cross multiply
4,256,836.38x = 5,874,558.63 × 2,323,221.06 - Step 4: Simplify right side
4,256,836.38x = 13,647,898,327,420.75 - Step 5: Solve for x
x = 13,647,898,327,420.75/4,256,836.38 - Step 6: Final answer
x = 3,206,112.97
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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.