Finding the Fourth Proportional to 2,108,542.05, 3,162,785.13 and 511,119.18
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Solution
The fourth proportional to 2,108,542.05, 3,162,785.13 and 511,119.18 is: 766,672.00
Step by Step Solution
- Step 1: Write the proportion equation
2,108,542.05 : 3,162,785.13 = 511,119.18 : x - Step 2: Convert to fraction form
2,108,542.05/3,162,785.13 = 511,119.18/x - Step 3: Cross multiply
2,108,542.05x = 3,162,785.13 × 511,119.18 - Step 4: Simplify right side
2,108,542.05x = 1,616,560,142,161.79 - Step 5: Solve for x
x = 1,616,560,142,161.79/2,108,542.05 - Step 6: Final answer
x = 766,672.00
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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.