Finding the Fourth Proportional to 1,049,183.80, 1,574,553.30 and 769,247.80
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Solution
The fourth proportional to 1,049,183.80, 1,574,553.30 and 769,247.80 is: 1,154,441.83
Step by Step Solution
- Step 1: Write the proportion equation
1,049,183.80 : 1,574,553.30 = 769,247.80 : x - Step 2: Convert to fraction form
1,049,183.80/1,574,553.30 = 769,247.80/x - Step 3: Cross multiply
1,049,183.80x = 1,574,553.30 × 769,247.80 - Step 4: Simplify right side
1,049,183.80x = 1,211,221,662,007.74 - Step 5: Solve for x
x = 1,211,221,662,007.74/1,049,183.80 - Step 6: Final answer
x = 1,154,441.83
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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.