Finding the Fourth Proportional to 1,165,771.26, 1,748,892.62 and 491,854.20
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Solution
The fourth proportional to 1,165,771.26, 1,748,892.62 and 491,854.20 is: 737,880.76
Step by Step Solution
- Step 1: Write the proportion equation
1,165,771.26 : 1,748,892.62 = 491,854.20 : x - Step 2: Convert to fraction form
1,165,771.26/1,748,892.62 = 491,854.20/x - Step 3: Cross multiply
1,165,771.26x = 1,748,892.62 × 491,854.20 - Step 4: Simplify right side
1,165,771.26x = 860,200,180,496.00 - Step 5: Solve for x
x = 860,200,180,496.00/1,165,771.26 - Step 6: Final answer
x = 737,880.76
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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.