Finding the Fourth Proportional to 2,269,452.24, 3,131,823.84 and 1,236,959.97
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Solution
The fourth proportional to 2,269,452.24, 3,131,823.84 and 1,236,959.97 is: 1,706,993.72
Step by Step Solution
- Step 1: Write the proportion equation
2,269,452.24 : 3,131,823.84 = 1,236,959.97 : x - Step 2: Convert to fraction form
2,269,452.24/3,131,823.84 = 1,236,959.97/x - Step 3: Cross multiply
2,269,452.24x = 3,131,823.84 × 1,236,959.97 - Step 4: Simplify right side
2,269,452.24x = 3,873,940,707,512.57 - Step 5: Solve for x
x = 3,873,940,707,512.57/2,269,452.24 - Step 6: Final answer
x = 1,706,993.72
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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.