Finding the Fourth Proportional to 3,244,639.26, 4,867,644.21 and 1,222,840.38
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Solution
The fourth proportional to 3,244,639.26, 4,867,644.21 and 1,222,840.38 is: 1,834,518.85
Step by Step Solution
- Step 1: Write the proportion equation
3,244,639.26 : 4,867,644.21 = 1,222,840.38 : x - Step 2: Convert to fraction form
3,244,639.26/4,867,644.21 = 1,222,840.38/x - Step 3: Cross multiply
3,244,639.26x = 4,867,644.21 × 1,222,840.38 - Step 4: Simplify right side
3,244,639.26x = 5,952,351,895,461.20 - Step 5: Solve for x
x = 5,952,351,895,461.20/3,244,639.26 - Step 6: Final answer
x = 1,834,518.85
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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.