Finding the Fourth Proportional to 3,635,282.40, 5,017,062.96 and 2,185,450.08
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Solution
The fourth proportional to 3,635,282.40, 5,017,062.96 and 2,185,450.08 is: 3,016,145.50
Step by Step Solution
- Step 1: Write the proportion equation
3,635,282.40 : 5,017,062.96 = 2,185,450.08 : x - Step 2: Convert to fraction form
3,635,282.40/5,017,062.96 = 2,185,450.08/x - Step 3: Cross multiply
3,635,282.40x = 5,017,062.96 × 2,185,450.08 - Step 4: Simplify right side
3,635,282.40x = 10,964,540,647,297.04 - Step 5: Solve for x
x = 10,964,540,647,297.04/3,635,282.40 - Step 6: Final answer
x = 3,016,145.50
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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.