Finding the Fourth Proportional to 4,091,919.53, 5,647,185.14 and 2,256,736.75
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Solution
The fourth proportional to 4,091,919.53, 5,647,185.14 and 2,256,736.75 is: 3,114,482.12
Step by Step Solution
- Step 1: Write the proportion equation
4,091,919.53 : 5,647,185.14 = 2,256,736.75 : x - Step 2: Convert to fraction form
4,091,919.53/5,647,185.14 = 2,256,736.75/x - Step 3: Cross multiply
4,091,919.53x = 5,647,185.14 × 2,256,736.75 - Step 4: Simplify right side
4,091,919.53x = 12,744,210,214,090.25 - Step 5: Solve for x
x = 12,744,210,214,090.25/4,091,919.53 - Step 6: Final answer
x = 3,114,482.12
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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.