Finding the Fourth Proportional to 3,896,830.53, 5,846,198.90 and 2,746,321.97
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Solution
The fourth proportional to 3,896,830.53, 5,846,198.90 and 2,746,321.97 is: 4,120,154.65
Step by Step Solution
- Step 1: Write the proportion equation
3,896,830.53 : 5,846,198.90 = 2,746,321.97 : x - Step 2: Convert to fraction form
3,896,830.53/5,846,198.90 = 2,746,321.97/x - Step 3: Cross multiply
3,896,830.53x = 5,846,198.90 × 2,746,321.97 - Step 4: Simplify right side
3,896,830.53x = 16,055,544,437,097.23 - Step 5: Solve for x
x = 16,055,544,437,097.23/3,896,830.53 - Step 6: Final answer
x = 4,120,154.65
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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.