Finding the Fourth Proportional to 5,631,265.44, 7,771,044.96 and 3,183,834.24
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Solution
The fourth proportional to 5,631,265.44, 7,771,044.96 and 3,183,834.24 is: 4,393,633.95
Step by Step Solution
- Step 1: Write the proportion equation
5,631,265.44 : 7,771,044.96 = 3,183,834.24 : x - Step 2: Convert to fraction form
5,631,265.44/7,771,044.96 = 3,183,834.24/x - Step 3: Cross multiply
5,631,265.44x = 7,771,044.96 × 3,183,834.24 - Step 4: Simplify right side
5,631,265.44x = 24,741,719,024,227.43 - Step 5: Solve for x
x = 24,741,719,024,227.43/5,631,265.44 - Step 6: Final answer
x = 4,393,633.95
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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.