Finding the Fourth Proportional to 3,008,993.92, 4,514,614.49 and 1,212,387.08
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Solution
The fourth proportional to 3,008,993.92, 4,514,614.49 and 1,212,387.08 is: 1,819,033.35
Step by Step Solution
- Step 1: Write the proportion equation
3,008,993.92 : 4,514,614.49 = 1,212,387.08 : x - Step 2: Convert to fraction form
3,008,993.92/4,514,614.49 = 1,212,387.08/x - Step 3: Cross multiply
3,008,993.92x = 4,514,614.49 × 1,212,387.08 - Step 4: Simplify right side
3,008,993.92x = 5,473,460,293,174.29 - Step 5: Solve for x
x = 5,473,460,293,174.29/3,008,993.92 - Step 6: Final answer
x = 1,819,033.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.