Finding the Fourth Proportional to 4,530,232.55, 6,251,721.79 and 2,493,042.05
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Solution
The fourth proportional to 4,530,232.55, 6,251,721.79 and 2,493,042.05 is: 3,440,398.51
Step by Step Solution
- Step 1: Write the proportion equation
4,530,232.55 : 6,251,721.79 = 2,493,042.05 : x - Step 2: Convert to fraction form
4,530,232.55/6,251,721.79 = 2,493,042.05/x - Step 3: Cross multiply
4,530,232.55x = 6,251,721.79 × 2,493,042.05 - Step 4: Simplify right side
4,530,232.55x = 15,585,805,307,371.27 - Step 5: Solve for x
x = 15,585,805,307,371.27/4,530,232.55 - Step 6: Final answer
x = 3,440,398.51
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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.