Finding the Fourth Proportional to 3,015,277.11, 4,523,469.71 and 993,640.23
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Solution
The fourth proportional to 3,015,277.11, 4,523,469.71 and 993,640.23 is: 1,490,642.92
Step by Step Solution
- Step 1: Write the proportion equation
3,015,277.11 : 4,523,469.71 = 993,640.23 : x - Step 2: Convert to fraction form
3,015,277.11/4,523,469.71 = 993,640.23/x - Step 3: Cross multiply
3,015,277.11x = 4,523,469.71 × 993,640.23 - Step 4: Simplify right side
3,015,277.11x = 4,494,701,478,074.23 - Step 5: Solve for x
x = 4,494,701,478,074.23/3,015,277.11 - Step 6: Final answer
x = 1,490,642.92
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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.