Finding the Fourth Proportional to 2,957,803.75, 4,081,769.18 and 1,599,676.75
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Solution
The fourth proportional to 2,957,803.75, 4,081,769.18 and 1,599,676.75 is: 2,207,553.92
Step by Step Solution
- Step 1: Write the proportion equation
2,957,803.75 : 4,081,769.18 = 1,599,676.75 : x - Step 2: Convert to fraction form
2,957,803.75/4,081,769.18 = 1,599,676.75/x - Step 3: Cross multiply
2,957,803.75x = 4,081,769.18 × 1,599,676.75 - Step 4: Simplify right side
2,957,803.75x = 6,529,511,256,112.57 - Step 5: Solve for x
x = 6,529,511,256,112.57/2,957,803.75 - Step 6: Final answer
x = 2,207,553.92
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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.