Finding the Fourth Proportional to 1,545,450.67, 2,318,286.69 and 408,201.53
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Solution
The fourth proportional to 1,545,450.67, 2,318,286.69 and 408,201.53 is: 612,331.53
Step by Step Solution
- Step 1: Write the proportion equation
1,545,450.67 : 2,318,286.69 = 408,201.53 : x - Step 2: Convert to fraction form
1,545,450.67/2,318,286.69 = 408,201.53/x - Step 3: Cross multiply
1,545,450.67x = 2,318,286.69 × 408,201.53 - Step 4: Simplify right side
1,545,450.67x = 946,328,170,441.53 - Step 5: Solve for x
x = 946,328,170,441.53/1,545,450.67 - Step 6: Final answer
x = 612,331.53
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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.