Finding the Fourth Proportional to 2,193,129.70, 3,289,694.55 and 930,793.30
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Solution
The fourth proportional to 2,193,129.70, 3,289,694.55 and 930,793.30 is: 1,396,189.95
Step by Step Solution
- Step 1: Write the proportion equation
2,193,129.70 : 3,289,694.55 = 930,793.30 : x - Step 2: Convert to fraction form
2,193,129.70/3,289,694.55 = 930,793.30/x - Step 3: Cross multiply
2,193,129.70x = 3,289,694.55 × 930,793.30 - Step 4: Simplify right side
2,193,129.70x = 3,062,025,646,186.52 - Step 5: Solve for x
x = 3,062,025,646,186.52/2,193,129.70 - Step 6: Final answer
x = 1,396,189.95
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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.