Finding the Fourth Proportional to 3,467,906.24, 4,786,673.28 and 2,017,882.73
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Solution
The fourth proportional to 3,467,906.24, 4,786,673.28 and 2,017,882.73 is: 2,785,238.32
Step by Step Solution
- Step 1: Write the proportion equation
3,467,906.24 : 4,786,673.28 = 2,017,882.73 : x - Step 2: Convert to fraction form
3,467,906.24/4,786,673.28 = 2,017,882.73/x - Step 3: Cross multiply
3,467,906.24x = 4,786,673.28 × 2,017,882.73 - Step 4: Simplify right side
3,467,906.24x = 9,658,945,345,864.46 - Step 5: Solve for x
x = 9,658,945,345,864.46/3,467,906.24 - Step 6: Final answer
x = 2,785,238.32
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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.