Finding the Fourth Proportional to 3,381,054.87, 4,664,389.55 and 2,236,728.99
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Solution
The fourth proportional to 3,381,054.87, 4,664,389.55 and 2,236,728.99 is: 3,085,716.06
Step by Step Solution
- Step 1: Write the proportion equation
3,381,054.87 : 4,664,389.55 = 2,236,728.99 : x - Step 2: Convert to fraction form
3,381,054.87/4,664,389.55 = 2,236,728.99/x - Step 3: Cross multiply
3,381,054.87x = 4,664,389.55 × 2,236,728.99 - Step 4: Simplify right side
3,381,054.87x = 10,432,975,327,138.05 - Step 5: Solve for x
x = 10,432,975,327,138.05/3,381,054.87 - Step 6: Final answer
x = 3,085,716.06
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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.