Finding the Fourth Proportional to 3,424,153.12, 5,135,018.26 and 994,801.08
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Solution
The fourth proportional to 3,424,153.12, 5,135,018.26 and 994,801.08 is: 1,491,849.67
Step by Step Solution
- Step 1: Write the proportion equation
3,424,153.12 : 5,135,018.26 = 994,801.08 : x - Step 2: Convert to fraction form
3,424,153.12/5,135,018.26 = 994,801.08/x - Step 3: Cross multiply
3,424,153.12x = 5,135,018.26 × 994,801.08 - Step 4: Simplify right side
3,424,153.12x = 5,108,321,710,867.72 - Step 5: Solve for x
x = 5,108,321,710,867.72/3,424,153.12 - Step 6: Final answer
x = 1,491,849.67
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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.