Finding the Fourth Proportional to 4,372,717.20, 6,034,334.04 and 2,438,976.30
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Solution
The fourth proportional to 4,372,717.20, 6,034,334.04 and 2,438,976.30 is: 3,365,778.54
Step by Step Solution
- Step 1: Write the proportion equation
4,372,717.20 : 6,034,334.04 = 2,438,976.30 : x - Step 2: Convert to fraction form
4,372,717.20/6,034,334.04 = 2,438,976.30/x - Step 3: Cross multiply
4,372,717.20x = 6,034,334.04 × 2,438,976.30 - Step 4: Simplify right side
4,372,717.20x = 14,717,597,709,843.25 - Step 5: Solve for x
x = 14,717,597,709,843.25/4,372,717.20 - Step 6: Final answer
x = 3,365,778.54
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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.