Finding the Fourth Proportional to 3,491,805.87, 5,237,930.22 and 1,095,745.08
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Solution
The fourth proportional to 3,491,805.87, 5,237,930.22 and 1,095,745.08 is: 1,643,687.10
Step by Step Solution
- Step 1: Write the proportion equation
3,491,805.87 : 5,237,930.22 = 1,095,745.08 : x - Step 2: Convert to fraction form
3,491,805.87/5,237,930.22 = 1,095,745.08/x - Step 3: Cross multiply
3,491,805.87x = 5,237,930.22 × 1,095,745.08 - Step 4: Simplify right side
3,491,805.87x = 5,739,436,267,948.32 - Step 5: Solve for x
x = 5,739,436,267,948.32/3,491,805.87 - Step 6: Final answer
x = 1,643,687.10
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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.