Finding the Fourth Proportional to 4,806,676.38, 6,633,212.92 and 2,631,221.01
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Solution
The fourth proportional to 4,806,676.38, 6,633,212.92 and 2,631,221.01 is: 3,631,084.72
Step by Step Solution
- Step 1: Write the proportion equation
4,806,676.38 : 6,633,212.92 = 2,631,221.01 : x - Step 2: Convert to fraction form
4,806,676.38/6,633,212.92 = 2,631,221.01/x - Step 3: Cross multiply
4,806,676.38x = 6,633,212.92 × 2,631,221.01 - Step 4: Simplify right side
4,806,676.38x = 17,453,449,192,329.40 - Step 5: Solve for x
x = 17,453,449,192,329.40/4,806,676.38 - Step 6: Final answer
x = 3,631,084.72
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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.