Finding the Fourth Proportional to 2,271,826.46, 3,135,129.27 and 1,253,216.54
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Solution
The fourth proportional to 2,271,826.46, 3,135,129.27 and 1,253,216.54 is: 1,729,443.65
Step by Step Solution
- Step 1: Write the proportion equation
2,271,826.46 : 3,135,129.27 = 1,253,216.54 : x - Step 2: Convert to fraction form
2,271,826.46/3,135,129.27 = 1,253,216.54/x - Step 3: Cross multiply
2,271,826.46x = 3,135,129.27 × 1,253,216.54 - Step 4: Simplify right side
2,271,826.46x = 3,928,995,856,202.13 - Step 5: Solve for x
x = 3,928,995,856,202.13/2,271,826.46 - Step 6: Final answer
x = 1,729,443.65
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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.