Finding the Fourth Proportional to 2,271,982.63, 3,135,335.84 and 1,253,387.38
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Solution
The fourth proportional to 2,271,982.63, 3,135,335.84 and 1,253,387.38 is: 1,729,674.48
Step by Step Solution
- Step 1: Write the proportion equation
2,271,982.63 : 3,135,335.84 = 1,253,387.38 : x - Step 2: Convert to fraction form
2,271,982.63/3,135,335.84 = 1,253,387.38/x - Step 3: Cross multiply
2,271,982.63x = 3,135,335.84 × 1,253,387.38 - Step 4: Simplify right side
2,271,982.63x = 3,929,790,373,917.70 - Step 5: Solve for x
x = 3,929,790,373,917.70/2,271,982.63 - Step 6: Final answer
x = 1,729,674.48
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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.