Finding the Fourth Proportional to 6,336,207.80, 9,504,311.70 and 1,787,247.80
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Solution
The fourth proportional to 6,336,207.80, 9,504,311.70 and 1,787,247.80 is: 2,680,871.70
Step by Step Solution
- Step 1: Write the proportion equation
6,336,207.80 : 9,504,311.70 = 1,787,247.80 : x - Step 2: Convert to fraction form
6,336,207.80/9,504,311.70 = 1,787,247.80/x - Step 3: Cross multiply
6,336,207.80x = 9,504,311.70 × 1,787,247.80 - Step 4: Simplify right side
6,336,207.80x = 16,986,560,176,339.26 - Step 5: Solve for x
x = 16,986,560,176,339.26/6,336,207.80 - Step 6: Final answer
x = 2,680,871.70
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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.