Finding the Fourth Proportional to 3,620,452.68, 4,996,063.26 and 2,170,947.96
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Solution
The fourth proportional to 3,620,452.68, 4,996,063.26 and 2,170,947.96 is: 2,995,811.38
Step by Step Solution
- Step 1: Write the proportion equation
3,620,452.68 : 4,996,063.26 = 2,170,947.96 : x - Step 2: Convert to fraction form
3,620,452.68/4,996,063.26 = 2,170,947.96/x - Step 3: Cross multiply
3,620,452.68x = 4,996,063.26 × 2,170,947.96 - Step 4: Simplify right side
3,620,452.68x = 10,846,193,342,327.95 - Step 5: Solve for x
x = 10,846,193,342,327.95/3,620,452.68 - Step 6: Final answer
x = 2,995,811.38
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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.