Finding the Fourth Proportional to 3,167,887.68, 4,752,305.68 and 1,146,604.50
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Solution
The fourth proportional to 3,167,887.68, 4,752,305.68 and 1,146,604.50 is: 1,720,078.37
Step by Step Solution
- Step 1: Write the proportion equation
3,167,887.68 : 4,752,305.68 = 1,146,604.50 : x - Step 2: Convert to fraction form
3,167,887.68/4,752,305.68 = 1,146,604.50/x - Step 3: Cross multiply
3,167,887.68x = 4,752,305.68 × 1,146,604.50 - Step 4: Simplify right side
3,167,887.68x = 5,449,015,078,063.56 - Step 5: Solve for x
x = 5,449,015,078,063.56/3,167,887.68 - Step 6: Final answer
x = 1,720,078.37
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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.