Finding the Fourth Proportional to 4,120,449.20, 6,183,298.20 and 2,414,589.20
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Solution
The fourth proportional to 4,120,449.20, 6,183,298.20 and 2,414,589.20 is: 3,623,421.70
Step by Step Solution
- Step 1: Write the proportion equation
4,120,449.20 : 6,183,298.20 = 2,414,589.20 : x - Step 2: Convert to fraction form
4,120,449.20/6,183,298.20 = 2,414,589.20/x - Step 3: Cross multiply
4,120,449.20x = 6,183,298.20 × 2,414,589.20 - Step 4: Simplify right side
4,120,449.20x = 14,930,125,054,099.44 - Step 5: Solve for x
x = 14,930,125,054,099.44/4,120,449.20 - Step 6: Final answer
x = 3,623,421.70
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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.