Finding the Fourth Proportional to 4,982,249.13, 6,876,011.68 and 3,049,786.77
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Solution
The fourth proportional to 4,982,249.13, 6,876,011.68 and 3,049,786.77 is: 4,209,016.63
Step by Step Solution
- Step 1: Write the proportion equation
4,982,249.13 : 6,876,011.68 = 3,049,786.77 : x - Step 2: Convert to fraction form
4,982,249.13/6,876,011.68 = 3,049,786.77/x - Step 3: Cross multiply
4,982,249.13x = 6,876,011.68 × 3,049,786.77 - Step 4: Simplify right side
4,982,249.13x = 20,970,369,452,029.47 - Step 5: Solve for x
x = 20,970,369,452,029.47/4,982,249.13 - Step 6: Final answer
x = 4,209,016.63
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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.