Finding the Fourth Proportional to 4,086,621.24, 5,639,536.92 and 2,368,738.24
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Solution
The fourth proportional to 4,086,621.24, 5,639,536.92 and 2,368,738.24 is: 3,268,858.54
Step by Step Solution
- Step 1: Write the proportion equation
4,086,621.24 : 5,639,536.92 = 2,368,738.24 : x - Step 2: Convert to fraction form
4,086,621.24/5,639,536.92 = 2,368,738.24/x - Step 3: Cross multiply
4,086,621.24x = 5,639,536.92 × 2,368,738.24 - Step 4: Simplify right side
4,086,621.24x = 13,358,586,758,295.82 - Step 5: Solve for x
x = 13,358,586,758,295.82/4,086,621.24 - Step 6: Final answer
x = 3,268,858.54
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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.