Finding the Fourth Proportional to 2,743,343.08, 4,121,339.10 and 2,629,970.92
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Solution
The fourth proportional to 2,743,343.08, 4,121,339.10 and 2,629,970.92 is: 3,951,019.49
Step by Step Solution
- Step 1: Write the proportion equation
2,743,343.08 : 4,121,339.10 = 2,629,970.92 : x - Step 2: Convert to fraction form
2,743,343.08/4,121,339.10 = 2,629,970.92/x - Step 3: Cross multiply
2,743,343.08x = 4,121,339.10 × 2,629,970.92 - Step 4: Simplify right side
2,743,343.08x = 10,839,001,984,458.97 - Step 5: Solve for x
x = 10,839,001,984,458.97/2,743,343.08 - Step 6: Final answer
x = 3,951,019.49
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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.