Finding the Fourth Proportional to 2,125,077.57, 2,932,568.69 and 1,158,201.09
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Solution
The fourth proportional to 2,125,077.57, 2,932,568.69 and 1,158,201.09 is: 1,598,296.60
Step by Step Solution
- Step 1: Write the proportion equation
2,125,077.57 : 2,932,568.69 = 1,158,201.09 : x - Step 2: Convert to fraction form
2,125,077.57/2,932,568.69 = 1,158,201.09/x - Step 3: Cross multiply
2,125,077.57x = 2,932,568.69 × 1,158,201.09 - Step 4: Simplify right side
2,125,077.57x = 3,396,504,247,466.87 - Step 5: Solve for x
x = 3,396,504,247,466.87/2,125,077.57 - Step 6: Final answer
x = 1,598,296.60
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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.