Finding the Fourth Proportional to 3,617,741.75, 4,992,497.37 and 1,986,316.29
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Solution
The fourth proportional to 3,617,741.75, 4,992,497.37 and 1,986,316.29 is: 2,741,124.04
Step by Step Solution
- Step 1: Write the proportion equation
3,617,741.75 : 4,992,497.37 = 1,986,316.29 : x - Step 2: Convert to fraction form
3,617,741.75/4,992,497.37 = 1,986,316.29/x - Step 3: Cross multiply
3,617,741.75x = 4,992,497.37 × 1,986,316.29 - Step 4: Simplify right side
3,617,741.75x = 9,916,678,853,813.16 - Step 5: Solve for x
x = 9,916,678,853,813.16/3,617,741.75 - Step 6: Final answer
x = 2,741,124.04
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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.