Finding the Fourth Proportional to 3,183,553.96, 4,393,305.12 and 1,733,249.50
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Solution
The fourth proportional to 3,183,553.96, 4,393,305.12 and 1,733,249.50 is: 2,391,884.67
Step by Step Solution
- Step 1: Write the proportion equation
3,183,553.96 : 4,393,305.12 = 1,733,249.50 : x - Step 2: Convert to fraction form
3,183,553.96/4,393,305.12 = 1,733,249.50/x - Step 3: Cross multiply
3,183,553.96x = 4,393,305.12 × 1,733,249.50 - Step 4: Simplify right side
3,183,553.96x = 7,614,693,902,587.44 - Step 5: Solve for x
x = 7,614,693,902,587.44/3,183,553.96 - Step 6: Final answer
x = 2,391,884.67
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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.