Finding the Fourth Proportional to 1,261,741.26, 1,891,201.08 and 662,765.70
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Solution
The fourth proportional to 1,261,741.26, 1,891,201.08 and 662,765.70 is: 993,407.48
Step by Step Solution
- Step 1: Write the proportion equation
1,261,741.26 : 1,891,201.08 = 662,765.70 : x - Step 2: Convert to fraction form
1,261,741.26/1,891,201.08 = 662,765.70/x - Step 3: Cross multiply
1,261,741.26x = 1,891,201.08 × 662,765.70 - Step 4: Simplify right side
1,261,741.26x = 1,253,423,207,626.96 - Step 5: Solve for x
x = 1,253,423,207,626.96/1,261,741.26 - Step 6: Final answer
x = 993,407.48
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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.