Finding the Fourth Proportional to 2,970,233.07, 4,083,163.56 and 2,555,255.49
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Solution
The fourth proportional to 2,970,233.07, 4,083,163.56 and 2,555,255.49 is: 3,512,696.09
Step by Step Solution
- Step 1: Write the proportion equation
2,970,233.07 : 4,083,163.56 = 2,555,255.49 : x - Step 2: Convert to fraction form
2,970,233.07/4,083,163.56 = 2,555,255.49/x - Step 3: Cross multiply
2,970,233.07x = 4,083,163.56 × 2,555,255.49 - Step 4: Simplify right side
2,970,233.07x = 10,433,526,103,257.95 - Step 5: Solve for x
x = 10,433,526,103,257.95/2,970,233.07 - Step 6: Final answer
x = 3,512,696.09
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.