Finding the Fourth Proportional to 4,273,721.68, 5,897,734.86 and 2,339,981.74
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Solution
The fourth proportional to 4,273,721.68, 5,897,734.86 and 2,339,981.74 is: 3,229,174.22
Step by Step Solution
- Step 1: Write the proportion equation
4,273,721.68 : 5,897,734.86 = 2,339,981.74 : x - Step 2: Convert to fraction form
4,273,721.68/5,897,734.86 = 2,339,981.74/x - Step 3: Cross multiply
4,273,721.68x = 5,897,734.86 × 2,339,981.74 - Step 4: Simplify right side
4,273,721.68x = 13,800,591,879,761.46 - Step 5: Solve for x
x = 13,800,591,879,761.46/4,273,721.68 - Step 6: Final answer
x = 3,229,174.22
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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.