Finding the Fourth Proportional to 3,633,704.40, 5,450,556.60 and 3,297,125.10
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Solution
The fourth proportional to 3,633,704.40, 5,450,556.60 and 3,297,125.10 is: 4,945,687.65
Step by Step Solution
- Step 1: Write the proportion equation
3,633,704.40 : 5,450,556.60 = 3,297,125.10 : x - Step 2: Convert to fraction form
3,633,704.40/5,450,556.60 = 3,297,125.10/x - Step 3: Cross multiply
3,633,704.40x = 5,450,556.60 × 3,297,125.10 - Step 4: Simplify right side
3,633,704.40x = 17,971,166,974,830.66 - Step 5: Solve for x
x = 17,971,166,974,830.66/3,633,704.40 - Step 6: Final answer
x = 4,945,687.65
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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.