Finding the Fourth Proportional to 4,763,977.97, 7,141,949.90 and 2,066,272.01
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Solution
The fourth proportional to 4,763,977.97, 7,141,949.90 and 2,066,272.01 is: 3,097,665.70
Step by Step Solution
- Step 1: Write the proportion equation
4,763,977.97 : 7,141,949.90 = 2,066,272.01 : x - Step 2: Convert to fraction form
4,763,977.97/7,141,949.90 = 2,066,272.01/x - Step 3: Cross multiply
4,763,977.97x = 7,141,949.90 × 2,066,272.01 - Step 4: Simplify right side
4,763,977.97x = 14,757,211,129,151.19 - Step 5: Solve for x
x = 14,757,211,129,151.19/4,763,977.97 - Step 6: Final answer
x = 3,097,665.70
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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.