Finding the Fourth Proportional to 2,198,231.20, 3,297,346.80 and 1,843,937.20
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Solution
The fourth proportional to 2,198,231.20, 3,297,346.80 and 1,843,937.20 is: 2,765,905.80
Step by Step Solution
- Step 1: Write the proportion equation
2,198,231.20 : 3,297,346.80 = 1,843,937.20 : x - Step 2: Convert to fraction form
2,198,231.20/3,297,346.80 = 1,843,937.20/x - Step 3: Cross multiply
2,198,231.20x = 3,297,346.80 × 1,843,937.20 - Step 4: Simplify right side
2,198,231.20x = 6,080,100,425,820.96 - Step 5: Solve for x
x = 6,080,100,425,820.96/2,198,231.20 - Step 6: Final answer
x = 2,765,905.80
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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.