Finding the Fourth Proportional to 3,207,793.69, 4,426,755.16 and 1,757,544.13
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Solution
The fourth proportional to 3,207,793.69, 4,426,755.16 and 1,757,544.13 is: 2,425,410.83
Step by Step Solution
- Step 1: Write the proportion equation
3,207,793.69 : 4,426,755.16 = 1,757,544.13 : x - Step 2: Convert to fraction form
3,207,793.69/4,426,755.16 = 1,757,544.13/x - Step 3: Cross multiply
3,207,793.69x = 4,426,755.16 × 1,757,544.13 - Step 4: Simplify right side
3,207,793.69x = 7,780,217,546,405.21 - Step 5: Solve for x
x = 7,780,217,546,405.21/3,207,793.69 - Step 6: Final answer
x = 2,425,410.83
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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.