Finding the Fourth Proportional to 2,486,775.58, 3,431,445.87 and 1,568,660.02
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Solution
The fourth proportional to 2,486,775.58, 3,431,445.87 and 1,568,660.02 is: 2,164,558.79
Step by Step Solution
- Step 1: Write the proportion equation
2,486,775.58 : 3,431,445.87 = 1,568,660.02 : x - Step 2: Convert to fraction form
2,486,775.58/3,431,445.87 = 1,568,660.02/x - Step 3: Cross multiply
2,486,775.58x = 3,431,445.87 × 1,568,660.02 - Step 4: Simplify right side
2,486,775.58x = 5,382,771,947,063.12 - Step 5: Solve for x
x = 5,382,771,947,063.12/2,486,775.58 - Step 6: Final answer
x = 2,164,558.79
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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.