Finding the Fourth Proportional to 3,696,310.81, 5,544,462.70 and 1,391,234.41
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Solution
The fourth proportional to 3,696,310.81, 5,544,462.70 and 1,391,234.41 is: 2,086,850.29
Step by Step Solution
- Step 1: Write the proportion equation
3,696,310.81 : 5,544,462.70 = 1,391,234.41 : x - Step 2: Convert to fraction form
3,696,310.81/5,544,462.70 = 1,391,234.41/x - Step 3: Cross multiply
3,696,310.81x = 5,544,462.70 × 1,391,234.41 - Step 4: Simplify right side
3,696,310.81x = 7,713,647,293,201.51 - Step 5: Solve for x
x = 7,713,647,293,201.51/3,696,310.81 - Step 6: Final answer
x = 2,086,850.29
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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.