Finding the Fourth Proportional to 2,392,843.91, 3,302,163.95 and 1,305,115.49
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Solution
The fourth proportional to 2,392,843.91, 3,302,163.95 and 1,305,115.49 is: 1,801,080.84
Step by Step Solution
- Step 1: Write the proportion equation
2,392,843.91 : 3,302,163.95 = 1,305,115.49 : x - Step 2: Convert to fraction form
2,392,843.91/3,302,163.95 = 1,305,115.49/x - Step 3: Cross multiply
2,392,843.91x = 3,302,163.95 × 1,305,115.49 - Step 4: Simplify right side
2,392,843.91x = 4,309,705,298,628.19 - Step 5: Solve for x
x = 4,309,705,298,628.19/2,392,843.91 - Step 6: Final answer
x = 1,801,080.84
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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.