Finding the Fourth Proportional to 4,899,824.64, 7,351,231.41 and 2,505,351.24
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Solution
The fourth proportional to 4,899,824.64, 7,351,231.41 and 2,505,351.24 is: 3,758,790.99
Step by Step Solution
- Step 1: Write the proportion equation
4,899,824.64 : 7,351,231.41 = 2,505,351.24 : x - Step 2: Convert to fraction form
4,899,824.64/7,351,231.41 = 2,505,351.24/x - Step 3: Cross multiply
4,899,824.64x = 7,351,231.41 × 2,505,351.24 - Step 4: Simplify right side
4,899,824.64x = 18,417,416,728,570.45 - Step 5: Solve for x
x = 18,417,416,728,570.45/4,899,824.64 - Step 6: Final answer
x = 3,758,790.99
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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.