Finding the Fourth Proportional to 3,512,901.42, 4,846,319.52 and 2,351,721.80
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Solution
The fourth proportional to 3,512,901.42, 4,846,319.52 and 2,351,721.80 is: 3,244,382.32
Step by Step Solution
- Step 1: Write the proportion equation
3,512,901.42 : 4,846,319.52 = 2,351,721.80 : x - Step 2: Convert to fraction form
3,512,901.42/4,846,319.52 = 2,351,721.80/x - Step 3: Cross multiply
3,512,901.42x = 4,846,319.52 × 2,351,721.80 - Step 4: Simplify right side
3,512,901.42x = 11,397,195,264,949.53 - Step 5: Solve for x
x = 11,397,195,264,949.53/3,512,901.42 - Step 6: Final answer
x = 3,244,382.32
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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.