Finding the Fourth Proportional to 2,993,117.70, 4,489,676.55 and 1,796,391.30
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Solution
The fourth proportional to 2,993,117.70, 4,489,676.55 and 1,796,391.30 is: 2,694,586.95
Step by Step Solution
- Step 1: Write the proportion equation
2,993,117.70 : 4,489,676.55 = 1,796,391.30 : x - Step 2: Convert to fraction form
2,993,117.70/4,489,676.55 = 1,796,391.30/x - Step 3: Cross multiply
2,993,117.70x = 4,489,676.55 × 1,796,391.30 - Step 4: Simplify right side
2,993,117.70x = 8,065,215,894,234.02 - Step 5: Solve for x
x = 8,065,215,894,234.02/2,993,117.70 - Step 6: Final answer
x = 2,694,586.95
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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.