Finding the Fourth Proportional to 4,493,505.20, 6,201,037.48 and 2,428,514.68
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Solution
The fourth proportional to 4,493,505.20, 6,201,037.48 and 2,428,514.68 is: 3,351,350.42
Step by Step Solution
- Step 1: Write the proportion equation
4,493,505.20 : 6,201,037.48 = 2,428,514.68 : x - Step 2: Convert to fraction form
4,493,505.20/6,201,037.48 = 2,428,514.68/x - Step 3: Cross multiply
4,493,505.20x = 6,201,037.48 × 2,428,514.68 - Step 4: Simplify right side
4,493,505.20x = 15,059,310,551,410.21 - Step 5: Solve for x
x = 15,059,310,551,410.21/4,493,505.20 - Step 6: Final answer
x = 3,351,350.42
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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.