Finding the Fourth Proportional to 2,740,883.40, 3,782,373.28 and 1,517,162.68
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Solution
The fourth proportional to 2,740,883.40, 3,782,373.28 and 1,517,162.68 is: 2,093,659.14
Step by Step Solution
- Step 1: Write the proportion equation
2,740,883.40 : 3,782,373.28 = 1,517,162.68 : x - Step 2: Convert to fraction form
2,740,883.40/3,782,373.28 = 1,517,162.68/x - Step 3: Cross multiply
2,740,883.40x = 3,782,373.28 × 1,517,162.68 - Step 4: Simplify right side
2,740,883.40x = 5,738,475,582,245.19 - Step 5: Solve for x
x = 5,738,475,582,245.19/2,740,883.40 - Step 6: Final answer
x = 2,093,659.14
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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.