Finding the Fourth Proportional to 3,729,121.32, 5,146,135.73 and 2,097,529.79
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Solution
The fourth proportional to 3,729,121.32, 5,146,135.73 and 2,097,529.79 is: 2,894,562.03
Step by Step Solution
- Step 1: Write the proportion equation
3,729,121.32 : 5,146,135.73 = 2,097,529.79 : x - Step 2: Convert to fraction form
3,729,121.32/5,146,135.73 = 2,097,529.79/x - Step 3: Cross multiply
3,729,121.32x = 5,146,135.73 × 2,097,529.79 - Step 4: Simplify right side
3,729,121.32x = 10,794,172,976,571.54 - Step 5: Solve for x
x = 10,794,172,976,571.54/3,729,121.32 - Step 6: Final answer
x = 2,894,562.03
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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.