Finding the Fourth Proportional to 5,058,990.36, 6,981,324.66 and 2,767,131
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Solution
The fourth proportional to 5,058,990.36, 6,981,324.66 and 2,767,131 is: 3,818,595.91
Step by Step Solution
- Step 1: Write the proportion equation
5,058,990.36 : 6,981,324.66 = 2,767,131 : x - Step 2: Convert to fraction form
5,058,990.36/6,981,324.66 = 2,767,131/x - Step 3: Cross multiply
5,058,990.36x = 6,981,324.66 × 2,767,131 - Step 4: Simplify right side
5,058,990.36x = 19,318,239,887,750.46 - Step 5: Solve for x
x = 19,318,239,887,750.46/5,058,990.36 - Step 6: Final answer
x = 3,818,595.91
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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.