Finding the Fourth Proportional to 2,744,587.20, 4,119,213.60 and 2,212,708.80
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Solution
The fourth proportional to 2,744,587.20, 4,119,213.60 and 2,212,708.80 is: 3,320,943.92
Step by Step Solution
- Step 1: Write the proportion equation
2,744,587.20 : 4,119,213.60 = 2,212,708.80 : x - Step 2: Convert to fraction form
2,744,587.20/4,119,213.60 = 2,212,708.80/x - Step 3: Cross multiply
2,744,587.20x = 4,119,213.60 × 2,212,708.80 - Step 4: Simplify right side
2,744,587.20x = 9,114,620,181,799.68 - Step 5: Solve for x
x = 9,114,620,181,799.68/2,744,587.20 - Step 6: Final answer
x = 3,320,943.92
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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.