Finding the Fourth Proportional to 3,861,518.25, 5,793,213.84 and 1,165,682.53
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Solution
The fourth proportional to 3,861,518.25, 5,793,213.84 and 1,165,682.53 is: 1,748,806.49
Step by Step Solution
- Step 1: Write the proportion equation
3,861,518.25 : 5,793,213.84 = 1,165,682.53 : x - Step 2: Convert to fraction form
3,861,518.25/5,793,213.84 = 1,165,682.53/x - Step 3: Cross multiply
3,861,518.25x = 5,793,213.84 × 1,165,682.53 - Step 4: Simplify right side
3,861,518.25x = 6,753,048,165,842.22 - Step 5: Solve for x
x = 6,753,048,165,842.22/3,861,518.25 - Step 6: Final answer
x = 1,748,806.49
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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.