Finding the Fourth Proportional to 4,579,919.97, 6,320,042.87 and 2,542,598.25
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Solution
The fourth proportional to 4,579,919.97, 6,320,042.87 and 2,542,598.25 is: 3,508,648.63
Step by Step Solution
- Step 1: Write the proportion equation
4,579,919.97 : 6,320,042.87 = 2,542,598.25 : x - Step 2: Convert to fraction form
4,579,919.97/6,320,042.87 = 2,542,598.25/x - Step 3: Cross multiply
4,579,919.97x = 6,320,042.87 × 2,542,598.25 - Step 4: Simplify right side
4,579,919.97x = 16,069,329,928,473.99 - Step 5: Solve for x
x = 16,069,329,928,473.99/4,579,919.97 - Step 6: Final answer
x = 3,508,648.63
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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.