Finding the Fourth Proportional to 3,491,714.34, 5,238,850.91 and 1,470,467.07
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Solution
The fourth proportional to 3,491,714.34, 5,238,850.91 and 1,470,467.07 is: 2,206,239.40
Step by Step Solution
- Step 1: Write the proportion equation
3,491,714.34 : 5,238,850.91 = 1,470,467.07 : x - Step 2: Convert to fraction form
3,491,714.34/5,238,850.91 = 1,470,467.07/x - Step 3: Cross multiply
3,491,714.34x = 5,238,850.91 × 1,470,467.07 - Step 4: Simplify right side
3,491,714.34x = 7,703,557,740,442.20 - Step 5: Solve for x
x = 7,703,557,740,442.20/3,491,714.34 - Step 6: Final answer
x = 2,206,239.40
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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.