Finding the Fourth Proportional to 2,211,524.20, 3,052,001.64 and 1,244,717.20
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Solution
The fourth proportional to 2,211,524.20, 3,052,001.64 and 1,244,717.20 is: 1,717,765.03
Step by Step Solution
- Step 1: Write the proportion equation
2,211,524.20 : 3,052,001.64 = 1,244,717.20 : x - Step 2: Convert to fraction form
2,211,524.20/3,052,001.64 = 1,244,717.20/x - Step 3: Cross multiply
2,211,524.20x = 3,052,001.64 × 1,244,717.20 - Step 4: Simplify right side
2,211,524.20x = 3,798,878,935,736.21 - Step 5: Solve for x
x = 3,798,878,935,736.21/2,211,524.20 - Step 6: Final answer
x = 1,717,765.03
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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.