Finding the Fourth Proportional to 2,720,377.65, 4,080,794.91 and 827,135.49
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Solution
The fourth proportional to 2,720,377.65, 4,080,794.91 and 827,135.49 is: 1,240,772.69
Step by Step Solution
- Step 1: Write the proportion equation
2,720,377.65 : 4,080,794.91 = 827,135.49 : x - Step 2: Convert to fraction form
2,720,377.65/4,080,794.91 = 827,135.49/x - Step 3: Cross multiply
2,720,377.65x = 4,080,794.91 × 827,135.49 - Step 4: Simplify right side
2,720,377.65x = 3,375,370,297,472.36 - Step 5: Solve for x
x = 3,375,370,297,472.36/2,720,377.65 - Step 6: Final answer
x = 1,240,772.69
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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.