Finding the Fourth Proportional to 2,297,189.08, 3,170,121.06 and 1,278,571.96
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Solution
The fourth proportional to 2,297,189.08, 3,170,121.06 and 1,278,571.96 is: 1,764,429.38
Step by Step Solution
- Step 1: Write the proportion equation
2,297,189.08 : 3,170,121.06 = 1,278,571.96 : x - Step 2: Convert to fraction form
2,297,189.08/3,170,121.06 = 1,278,571.96/x - Step 3: Cross multiply
2,297,189.08x = 3,170,121.06 × 1,278,571.96 - Step 4: Simplify right side
2,297,189.08x = 4,053,227,897,121.48 - Step 5: Solve for x
x = 4,053,227,897,121.48/2,297,189.08 - Step 6: Final answer
x = 1,764,429.38
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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.