Finding the Fourth Proportional to 3,523,843.62, 4,861,747.71 and 1,974,879
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Solution
The fourth proportional to 3,523,843.62, 4,861,747.71 and 1,974,879 is: 2,724,684.89
Step by Step Solution
- Step 1: Write the proportion equation
3,523,843.62 : 4,861,747.71 = 1,974,879 : x - Step 2: Convert to fraction form
3,523,843.62/4,861,747.71 = 1,974,879/x - Step 3: Cross multiply
3,523,843.62x = 4,861,747.71 × 1,974,879 - Step 4: Simplify right side
3,523,843.62x = 9,601,363,455,777.09 - Step 5: Solve for x
x = 9,601,363,455,777.09/3,523,843.62 - Step 6: Final answer
x = 2,724,684.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.