Finding the Fourth Proportional to 2,339,160.75, 3,228,051.56 and 1,266,072.75
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Solution
The fourth proportional to 2,339,160.75, 3,228,051.56 and 1,266,072.75 is: 1,747,185.66
Step by Step Solution
- Step 1: Write the proportion equation
2,339,160.75 : 3,228,051.56 = 1,266,072.75 : x - Step 2: Convert to fraction form
2,339,160.75/3,228,051.56 = 1,266,072.75/x - Step 3: Cross multiply
2,339,160.75x = 3,228,051.56 × 1,266,072.75 - Step 4: Simplify right side
2,339,160.75x = 4,086,948,109,380.63 - Step 5: Solve for x
x = 4,086,948,109,380.63/2,339,160.75 - Step 6: Final answer
x = 1,747,185.66
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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.