Finding the Fourth Proportional to 3,174,245.52, 4,380,744.47 and 1,797,923.99
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Solution
The fourth proportional to 3,174,245.52, 4,380,744.47 and 1,797,923.99 is: 2,481,296.91
Step by Step Solution
- Step 1: Write the proportion equation
3,174,245.52 : 4,380,744.47 = 1,797,923.99 : x - Step 2: Convert to fraction form
3,174,245.52/4,380,744.47 = 1,797,923.99/x - Step 3: Cross multiply
3,174,245.52x = 4,380,744.47 × 1,797,923.99 - Step 4: Simplify right side
3,174,245.52x = 7,876,245,578,635.08 - Step 5: Solve for x
x = 7,876,245,578,635.08/3,174,245.52 - Step 6: Final answer
x = 2,481,296.91
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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.