Finding the Fourth Proportional to 2,414,330.20, 3,621,932.70 and 1,213,229.80
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Solution
The fourth proportional to 2,414,330.20, 3,621,932.70 and 1,213,229.80 is: 1,820,064.50
Step by Step Solution
- Step 1: Write the proportion equation
2,414,330.20 : 3,621,932.70 = 1,213,229.80 : x - Step 2: Convert to fraction form
2,414,330.20/3,621,932.70 = 1,213,229.80/x - Step 3: Cross multiply
2,414,330.20x = 3,621,932.70 × 1,213,229.80 - Step 4: Simplify right side
2,414,330.20x = 4,394,236,685,234.46 - Step 5: Solve for x
x = 4,394,236,685,234.46/2,414,330.20 - Step 6: Final answer
x = 1,820,064.50
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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.