Finding the Fourth Proportional to 2,691,351.31, 4,037,806.19 and 798,138.31
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Solution
The fourth proportional to 2,691,351.31, 4,037,806.19 and 798,138.31 is: 1,197,438.55
Step by Step Solution
- Step 1: Write the proportion equation
2,691,351.31 : 4,037,806.19 = 798,138.31 : x - Step 2: Convert to fraction form
2,691,351.31/4,037,806.19 = 798,138.31/x - Step 3: Cross multiply
2,691,351.31x = 4,037,806.19 × 798,138.31 - Step 4: Simplify right side
2,691,351.31x = 3,222,727,808,594.14 - Step 5: Solve for x
x = 3,222,727,808,594.14/2,691,351.31 - Step 6: Final answer
x = 1,197,438.55
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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.