Finding the Fourth Proportional to 4,322,081.05, 5,964,473.98 and 2,388,341.65
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Solution
The fourth proportional to 4,322,081.05, 5,964,473.98 and 2,388,341.65 is: 3,295,912.65
Step by Step Solution
- Step 1: Write the proportion equation
4,322,081.05 : 5,964,473.98 = 2,388,341.65 : x - Step 2: Convert to fraction form
4,322,081.05/5,964,473.98 = 2,388,341.65/x - Step 3: Cross multiply
4,322,081.05x = 5,964,473.98 × 2,388,341.65 - Step 4: Simplify right side
4,322,081.05x = 14,245,201,626,032.90 - Step 5: Solve for x
x = 14,245,201,626,032.90/4,322,081.05 - Step 6: Final answer
x = 3,295,912.65
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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.