Finding the Fourth Proportional to 2,272,398.59, 3,135,975.63 and 1,253,868.95
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Solution
The fourth proportional to 2,272,398.59, 3,135,975.63 and 1,253,868.95 is: 1,730,375.33
Step by Step Solution
- Step 1: Write the proportion equation
2,272,398.59 : 3,135,975.63 = 1,253,868.95 : x - Step 2: Convert to fraction form
2,272,398.59/3,135,975.63 = 1,253,868.95/x - Step 3: Cross multiply
2,272,398.59x = 3,135,975.63 × 1,253,868.95 - Step 4: Simplify right side
2,272,398.59x = 3,932,102,470,413.69 - Step 5: Solve for x
x = 3,932,102,470,413.69/2,272,398.59 - Step 6: Final answer
x = 1,730,375.33
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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.