Finding the Fourth Proportional to 3,471,851.57, 5,208,121.80 and 1,450,727.31
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Solution
The fourth proportional to 3,471,851.57, 5,208,121.80 and 1,450,727.31 is: 2,176,234.90
Step by Step Solution
- Step 1: Write the proportion equation
3,471,851.57 : 5,208,121.80 = 1,450,727.31 : x - Step 2: Convert to fraction form
3,471,851.57/5,208,121.80 = 1,450,727.31/x - Step 3: Cross multiply
3,471,851.57x = 5,208,121.80 × 1,450,727.31 - Step 4: Simplify right side
3,471,851.57x = 7,555,564,548,596.82 - Step 5: Solve for x
x = 7,555,564,548,596.82/3,471,851.57 - Step 6: Final answer
x = 2,176,234.90
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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.