Finding the Fourth Proportional to 4,397,912.20, 6,598,034.70 and 1,557,728.20
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Solution
The fourth proportional to 4,397,912.20, 6,598,034.70 and 1,557,728.20 is: 2,337,005.44
Step by Step Solution
- Step 1: Write the proportion equation
4,397,912.20 : 6,598,034.70 = 1,557,728.20 : x - Step 2: Convert to fraction form
4,397,912.20/6,598,034.70 = 1,557,728.20/x - Step 3: Cross multiply
4,397,912.20x = 6,598,034.70 × 1,557,728.20 - Step 4: Simplify right side
4,397,912.20x = 10,277,944,716,768.54 - Step 5: Solve for x
x = 10,277,944,716,768.54/4,397,912.20 - Step 6: Final answer
x = 2,337,005.44
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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.