Finding the Fourth Proportional to 3,345,297.36, 4,618,420.20 and 2,202,694.80
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Solution
The fourth proportional to 3,345,297.36, 4,618,420.20 and 2,202,694.80 is: 3,040,976.35
Step by Step Solution
- Step 1: Write the proportion equation
3,345,297.36 : 4,618,420.20 = 2,202,694.80 : x - Step 2: Convert to fraction form
3,345,297.36/4,618,420.20 = 2,202,694.80/x - Step 3: Cross multiply
3,345,297.36x = 4,618,420.20 × 2,202,694.80 - Step 4: Simplify right side
3,345,297.36x = 10,172,970,158,754.96 - Step 5: Solve for x
x = 10,172,970,158,754.96/3,345,297.36 - Step 6: Final answer
x = 3,040,976.35
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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.