Finding the Fourth Proportional to 2,056,325.68, 3,086,481.12 and 992,116.18
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Solution
The fourth proportional to 2,056,325.68, 3,086,481.12 and 992,116.18 is: 1,489,135.64
Step by Step Solution
- Step 1: Write the proportion equation
2,056,325.68 : 3,086,481.12 = 992,116.18 : x - Step 2: Convert to fraction form
2,056,325.68/3,086,481.12 = 992,116.18/x - Step 3: Cross multiply
2,056,325.68x = 3,086,481.12 × 992,116.18 - Step 4: Simplify right side
2,056,325.68x = 3,062,147,858,416.52 - Step 5: Solve for x
x = 3,062,147,858,416.52/2,056,325.68 - Step 6: Final answer
x = 1,489,135.64
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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.