Finding the Fourth Proportional to 4,337,648.80, 5,982,183.12 and 3,252,361.12
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Solution
The fourth proportional to 4,337,648.80, 5,982,183.12 and 3,252,361.12 is: 4,485,429.94
Step by Step Solution
- Step 1: Write the proportion equation
4,337,648.80 : 5,982,183.12 = 3,252,361.12 : x - Step 2: Convert to fraction form
4,337,648.80/5,982,183.12 = 3,252,361.12/x - Step 3: Cross multiply
4,337,648.80x = 5,982,183.12 × 3,252,361.12 - Step 4: Simplify right side
4,337,648.80x = 19,456,219,792,208.30 - Step 5: Solve for x
x = 19,456,219,792,208.30/4,337,648.80 - Step 6: Final answer
x = 4,485,429.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.