Finding the Fourth Proportional to 2,430,614.62, 3,354,201.39 and 1,342,933.66
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Solution
The fourth proportional to 2,430,614.62, 3,354,201.39 and 1,342,933.66 is: 1,853,222.60
Step by Step Solution
- Step 1: Write the proportion equation
2,430,614.62 : 3,354,201.39 = 1,342,933.66 : x - Step 2: Convert to fraction form
2,430,614.62/3,354,201.39 = 1,342,933.66/x - Step 3: Cross multiply
2,430,614.62x = 3,354,201.39 × 1,342,933.66 - Step 4: Simplify right side
2,430,614.62x = 4,504,469,949,049.79 - Step 5: Solve for x
x = 4,504,469,949,049.79/2,430,614.62 - Step 6: Final answer
x = 1,853,222.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.