Finding the Fourth Proportional to 3,696,073.80, 5,544,110.70 and 3,419,593.80
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Solution
The fourth proportional to 3,696,073.80, 5,544,110.70 and 3,419,593.80 is: 5,129,390.70
Step by Step Solution
- Step 1: Write the proportion equation
3,696,073.80 : 5,544,110.70 = 3,419,593.80 : x - Step 2: Convert to fraction form
3,696,073.80/5,544,110.70 = 3,419,593.80/x - Step 3: Cross multiply
3,696,073.80x = 5,544,110.70 × 3,419,593.80 - Step 4: Simplify right side
3,696,073.80x = 18,958,606,576,233.66 - Step 5: Solve for x
x = 18,958,606,576,233.66/3,696,073.80 - Step 6: Final answer
x = 5,129,390.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.