Finding the Fourth Proportional to 3,656,397.36, 5,481,236.60 and 1,259,672.08
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Solution
The fourth proportional to 3,656,397.36, 5,481,236.60 and 1,259,672.08 is: 1,888,350.75
Step by Step Solution
- Step 1: Write the proportion equation
3,656,397.36 : 5,481,236.60 = 1,259,672.08 : x - Step 2: Convert to fraction form
3,656,397.36/5,481,236.60 = 1,259,672.08/x - Step 3: Cross multiply
3,656,397.36x = 5,481,236.60 × 1,259,672.08 - Step 4: Simplify right side
3,656,397.36x = 6,904,560,708,894.13 - Step 5: Solve for x
x = 6,904,560,708,894.13/3,656,397.36 - Step 6: Final answer
x = 1,888,350.75
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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.