Finding the Fourth Proportional to 2,568,504.70, 3,544,119.97 and 1,536,438.96
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Solution
The fourth proportional to 2,568,504.70, 3,544,119.97 and 1,536,438.96 is: 2,120,036.61
Step by Step Solution
- Step 1: Write the proportion equation
2,568,504.70 : 3,544,119.97 = 1,536,438.96 : x - Step 2: Convert to fraction form
2,568,504.70/3,544,119.97 = 1,536,438.96/x - Step 3: Cross multiply
2,568,504.70x = 3,544,119.97 × 1,536,438.96 - Step 4: Simplify right side
2,568,504.70x = 5,445,324,000,822.03 - Step 5: Solve for x
x = 5,445,324,000,822.03/2,568,504.70 - Step 6: Final answer
x = 2,120,036.61
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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.