Finding the Fourth Proportional to 4,086,248.46, 5,639,022.61 and 2,368,365.44
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Solution
The fourth proportional to 4,086,248.46, 5,639,022.61 and 2,368,365.44 is: 3,268,344.15
Step by Step Solution
- Step 1: Write the proportion equation
4,086,248.46 : 5,639,022.61 = 2,368,365.44 : x - Step 2: Convert to fraction form
4,086,248.46/5,639,022.61 = 2,368,365.44/x - Step 3: Cross multiply
4,086,248.46x = 5,639,022.61 × 2,368,365.44 - Step 4: Simplify right side
4,086,248.46x = 13,355,266,230,786.57 - Step 5: Solve for x
x = 13,355,266,230,786.57/4,086,248.46 - Step 6: Final answer
x = 3,268,344.15
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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.