Finding the Fourth Proportional to 5,183,286.02, 7,777,292.07 and 2,660,714.18
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Solution
The fourth proportional to 5,183,286.02, 7,777,292.07 and 2,660,714.18 is: 3,992,284.28
Step by Step Solution
- Step 1: Write the proportion equation
5,183,286.02 : 7,777,292.07 = 2,660,714.18 : x - Step 2: Convert to fraction form
5,183,286.02/7,777,292.07 = 2,660,714.18/x - Step 3: Cross multiply
5,183,286.02x = 7,777,292.07 × 2,660,714.18 - Step 4: Simplify right side
5,183,286.02x = 20,693,151,292,650.55 - Step 5: Solve for x
x = 20,693,151,292,650.55/5,183,286.02 - Step 6: Final answer
x = 3,992,284.28
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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.