Finding the Fourth Proportional to 3,944,798.99, 5,444,728.84 and 2,313,731.80
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Solution
The fourth proportional to 3,944,798.99, 5,444,728.84 and 2,313,731.80 is: 3,193,481.42
Step by Step Solution
- Step 1: Write the proportion equation
3,944,798.99 : 5,444,728.84 = 2,313,731.80 : x - Step 2: Convert to fraction form
3,944,798.99/5,444,728.84 = 2,313,731.80/x - Step 3: Cross multiply
3,944,798.99x = 5,444,728.84 × 2,313,731.80 - Step 4: Simplify right side
3,944,798.99x = 12,597,642,259,485.11 - Step 5: Solve for x
x = 12,597,642,259,485.11/3,944,798.99 - Step 6: Final answer
x = 3,193,481.42
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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.