Finding the Fourth Proportional to 3,270,934.08, 4,904,301.60 and 2,147,690.88
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Solution
The fourth proportional to 3,270,934.08, 4,904,301.60 and 2,147,690.88 is: 3,220,157.78
Step by Step Solution
- Step 1: Write the proportion equation
3,270,934.08 : 4,904,301.60 = 2,147,690.88 : x - Step 2: Convert to fraction form
3,270,934.08/4,904,301.60 = 2,147,690.88/x - Step 3: Cross multiply
3,270,934.08x = 4,904,301.60 × 2,147,690.88 - Step 4: Simplify right side
3,270,934.08x = 10,532,923,819,089.41 - Step 5: Solve for x
x = 10,532,923,819,089.41/3,270,934.08 - Step 6: Final answer
x = 3,220,157.78
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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.