Finding the Fourth Proportional to 4,136,514.18, 6,205,767.97 and 1,296,626.33
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Solution
The fourth proportional to 4,136,514.18, 6,205,767.97 and 1,296,626.33 is: 1,945,251.92
Step by Step Solution
- Step 1: Write the proportion equation
4,136,514.18 : 6,205,767.97 = 1,296,626.33 : x - Step 2: Convert to fraction form
4,136,514.18/6,205,767.97 = 1,296,626.33/x - Step 3: Cross multiply
4,136,514.18x = 6,205,767.97 × 1,296,626.33 - Step 4: Simplify right side
4,136,514.18x = 8,046,562,147,772.65 - Step 5: Solve for x
x = 8,046,562,147,772.65/4,136,514.18 - Step 6: Final answer
x = 1,945,251.92
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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.