Finding the Fourth Proportional to 1,782,481.11, 2,459,807.19 and 966,702.80
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Solution
The fourth proportional to 1,782,481.11, 2,459,807.19 and 966,702.80 is: 1,334,040.78
Step by Step Solution
- Step 1: Write the proportion equation
1,782,481.11 : 2,459,807.19 = 966,702.80 : x - Step 2: Convert to fraction form
1,782,481.11/2,459,807.19 = 966,702.80/x - Step 3: Cross multiply
1,782,481.11x = 2,459,807.19 × 966,702.80 - Step 4: Simplify right side
1,782,481.11x = 2,377,902,485,734.10 - Step 5: Solve for x
x = 2,377,902,485,734.10/1,782,481.11 - Step 6: Final answer
x = 1,334,040.78
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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.