Finding the Fourth Proportional to 4,260,338.06, 6,393,680.94 and 3,126,031.34
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Solution
The fourth proportional to 4,260,338.06, 6,393,680.94 and 3,126,031.34 is: 4,691,375.83
Step by Step Solution
- Step 1: Write the proportion equation
4,260,338.06 : 6,393,680.94 = 3,126,031.34 : x - Step 2: Convert to fraction form
4,260,338.06/6,393,680.94 = 3,126,031.34/x - Step 3: Cross multiply
4,260,338.06x = 6,393,680.94 × 3,126,031.34 - Step 4: Simplify right side
4,260,338.06x = 19,986,846,996,400.66 - Step 5: Solve for x
x = 19,986,846,996,400.66/4,260,338.06 - Step 6: Final answer
x = 4,691,375.83
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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.