Finding the Fourth Proportional to 4,431,604.05, 6,644,912.73 and 1,398,404.54
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Solution
The fourth proportional to 4,431,604.05, 6,644,912.73 and 1,398,404.54 is: 2,096,820.02
Step by Step Solution
- Step 1: Write the proportion equation
4,431,604.05 : 6,644,912.73 = 1,398,404.54 : x - Step 2: Convert to fraction form
4,431,604.05/6,644,912.73 = 1,398,404.54/x - Step 3: Cross multiply
4,431,604.05x = 6,644,912.73 × 1,398,404.54 - Step 4: Simplify right side
4,431,604.05x = 9,292,276,096,311.23 - Step 5: Solve for x
x = 9,292,276,096,311.23/4,431,604.05 - Step 6: Final answer
x = 2,096,820.02
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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.