Finding the Fourth Proportional to 3,288,657.20, 4,932,748.63 and 1,013,944.14
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Solution
The fourth proportional to 3,288,657.20, 4,932,748.63 and 1,013,944.14 is: 1,520,843.09
Step by Step Solution
- Step 1: Write the proportion equation
3,288,657.20 : 4,932,748.63 = 1,013,944.14 : x - Step 2: Convert to fraction form
3,288,657.20/4,932,748.63 = 1,013,944.14/x - Step 3: Cross multiply
3,288,657.20x = 4,932,748.63 × 1,013,944.14 - Step 4: Simplify right side
3,288,657.20x = 5,001,531,568,748.96 - Step 5: Solve for x
x = 5,001,531,568,748.96/3,288,657.20 - Step 6: Final answer
x = 1,520,843.09
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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.