Finding the Fourth Proportional to 3,160,763.80, 4,734,147.30 and 2,600,891.80
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Solution
The fourth proportional to 3,160,763.80, 4,734,147.30 and 2,600,891.80 is: 3,895,578.94
Step by Step Solution
- Step 1: Write the proportion equation
3,160,763.80 : 4,734,147.30 = 2,600,891.80 : x - Step 2: Convert to fraction form
3,160,763.80/4,734,147.30 = 2,600,891.80/x - Step 3: Cross multiply
3,160,763.80x = 4,734,147.30 × 2,600,891.80 - Step 4: Simplify right side
3,160,763.80x = 12,313,004,892,562.14 - Step 5: Solve for x
x = 12,313,004,892,562.14/3,160,763.80 - Step 6: Final answer
x = 3,895,578.94
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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.