Finding the Fourth Proportional to 5,592,348.38, 7,717,367.40 and 3,144,958.62
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Solution
The fourth proportional to 5,592,348.38, 7,717,367.40 and 3,144,958.62 is: 4,340,001.64
Step by Step Solution
- Step 1: Write the proportion equation
5,592,348.38 : 7,717,367.40 = 3,144,958.62 : x - Step 2: Convert to fraction form
5,592,348.38/7,717,367.40 = 3,144,958.62/x - Step 3: Cross multiply
5,592,348.38x = 7,717,367.40 × 3,144,958.62 - Step 4: Simplify right side
5,592,348.38x = 24,270,801,128,336.99 - Step 5: Solve for x
x = 24,270,801,128,336.99/5,592,348.38 - Step 6: Final answer
x = 4,340,001.64
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1.5x scale
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.