Finding the Fourth Proportional to 3,940,450.62, 5,910,675.93 and 3,043,201.07
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Solution
The fourth proportional to 3,940,450.62, 5,910,675.93 and 3,043,201.07 is: 4,564,801.60
Step by Step Solution
- Step 1: Write the proportion equation
3,940,450.62 : 5,910,675.93 = 3,043,201.07 : x - Step 2: Convert to fraction form
3,940,450.62/5,910,675.93 = 3,043,201.07/x - Step 3: Cross multiply
3,940,450.62x = 5,910,675.93 × 3,043,201.07 - Step 4: Simplify right side
3,940,450.62x = 17,987,375,285,045.86 - Step 5: Solve for x
x = 17,987,375,285,045.86/3,940,450.62 - Step 6: Final answer
x = 4,564,801.60
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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.