Finding the Fourth Proportional to 5,491,431.97, 8,237,461.43 and 1,846,699.27
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Solution
The fourth proportional to 5,491,431.97, 8,237,461.43 and 1,846,699.27 is: 2,770,154.32
Step by Step Solution
- Step 1: Write the proportion equation
5,491,431.97 : 8,237,461.43 = 1,846,699.27 : x - Step 2: Convert to fraction form
5,491,431.97/8,237,461.43 = 1,846,699.27/x - Step 3: Cross multiply
5,491,431.97x = 8,237,461.43 × 1,846,699.27 - Step 4: Simplify right side
5,491,431.97x = 15,212,113,993,457.25 - Step 5: Solve for x
x = 15,212,113,993,457.25/5,491,431.97 - Step 6: Final answer
x = 2,770,154.32
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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.