Finding the Fourth Proportional to 4,206,919.96, 6,310,589.48 and 2,049,926.68
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Solution
The fourth proportional to 4,206,919.96, 6,310,589.48 and 2,049,926.68 is: 3,074,992.12
Step by Step Solution
- Step 1: Write the proportion equation
4,206,919.96 : 6,310,589.48 = 2,049,926.68 : x - Step 2: Convert to fraction form
4,206,919.96/6,310,589.48 = 2,049,926.68/x - Step 3: Cross multiply
4,206,919.96x = 6,310,589.48 × 2,049,926.68 - Step 4: Simplify right side
4,206,919.96x = 12,936,245,741,579.33 - Step 5: Solve for x
x = 12,936,245,741,579.33/4,206,919.96 - Step 6: Final answer
x = 3,074,992.12
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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.