Finding the Fourth Proportional to 2,823,397.07, 4,235,279.93 and 2,067,500.75
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Solution
The fourth proportional to 2,823,397.07, 4,235,279.93 and 2,067,500.75 is: 3,101,386.10
Step by Step Solution
- Step 1: Write the proportion equation
2,823,397.07 : 4,235,279.93 = 2,067,500.75 : x - Step 2: Convert to fraction form
2,823,397.07/4,235,279.93 = 2,067,500.75/x - Step 3: Cross multiply
2,823,397.07x = 4,235,279.93 × 2,067,500.75 - Step 4: Simplify right side
2,823,397.07x = 8,756,444,431,734.95 - Step 5: Solve for x
x = 8,756,444,431,734.95/2,823,397.07 - Step 6: Final answer
x = 3,101,386.10
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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.