Finding the Fourth Proportional to 3,523,103.79, 4,861,586.43 and 1,953,277.62
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Solution
The fourth proportional to 3,523,103.79, 4,861,586.43 and 1,953,277.62 is: 2,695,358.56
Step by Step Solution
- Step 1: Write the proportion equation
3,523,103.79 : 4,861,586.43 = 1,953,277.62 : x - Step 2: Convert to fraction form
3,523,103.79/4,861,586.43 = 1,953,277.62/x - Step 3: Cross multiply
3,523,103.79x = 4,861,586.43 × 1,953,277.62 - Step 4: Simplify right side
3,523,103.79x = 9,496,027,971,414.70 - Step 5: Solve for x
x = 9,496,027,971,414.70/3,523,103.79 - Step 6: Final answer
x = 2,695,358.56
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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.