Finding the Fourth Proportional to 3,693,317.88, 5,096,644.84 and 2,317,403.28
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Solution
The fourth proportional to 3,693,317.88, 5,096,644.84 and 2,317,403.28 is: 3,197,932.55
Step by Step Solution
- Step 1: Write the proportion equation
3,693,317.88 : 5,096,644.84 = 2,317,403.28 : x - Step 2: Convert to fraction form
3,693,317.88/5,096,644.84 = 2,317,403.28/x - Step 3: Cross multiply
3,693,317.88x = 5,096,644.84 × 2,317,403.28 - Step 4: Simplify right side
3,693,317.88x = 11,810,981,469,211.07 - Step 5: Solve for x
x = 11,810,981,469,211.07/3,693,317.88 - Step 6: Final answer
x = 3,197,932.55
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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.