Finding the Fourth Proportional to 2,236,923.40, 3,352,391.34 and 815,639.08
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Solution
The fourth proportional to 2,236,923.40, 3,352,391.34 and 815,639.08 is: 1,222,367.02
Step by Step Solution
- Step 1: Write the proportion equation
2,236,923.40 : 3,352,391.34 = 815,639.08 : x - Step 2: Convert to fraction form
2,236,923.40/3,352,391.34 = 815,639.08/x - Step 3: Cross multiply
2,236,923.40x = 3,352,391.34 × 815,639.08 - Step 4: Simplify right side
2,236,923.40x = 2,734,341,388,357.57 - Step 5: Solve for x
x = 2,734,341,388,357.57/2,236,923.40 - Step 6: Final answer
x = 1,222,367.02
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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.