Finding the Fourth Proportional to 2,467,540.14, 3,405,216.49 and 1,379,812.11
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Solution
The fourth proportional to 2,467,540.14, 3,405,216.49 and 1,379,812.11 is: 1,904,146.92
Step by Step Solution
- Step 1: Write the proportion equation
2,467,540.14 : 3,405,216.49 = 1,379,812.11 : x - Step 2: Convert to fraction form
2,467,540.14/3,405,216.49 = 1,379,812.11/x - Step 3: Cross multiply
2,467,540.14x = 3,405,216.49 × 1,379,812.11 - Step 4: Simplify right side
2,467,540.14x = 4,698,558,941,616.05 - Step 5: Solve for x
x = 4,698,558,941,616.05/2,467,540.14 - Step 6: Final answer
x = 1,904,146.92
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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.