Finding the Fourth Proportional to 2,683,190.88, 3,704,881.79 and 2,062,012.12
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Solution
The fourth proportional to 2,683,190.88, 3,704,881.79 and 2,062,012.12 is: 2,847,173.94
Step by Step Solution
- Step 1: Write the proportion equation
2,683,190.88 : 3,704,881.79 = 2,062,012.12 : x - Step 2: Convert to fraction form
2,683,190.88/3,704,881.79 = 2,062,012.12/x - Step 3: Cross multiply
2,683,190.88x = 3,704,881.79 × 2,062,012.12 - Step 4: Simplify right side
2,683,190.88x = 7,639,511,154,147.30 - Step 5: Solve for x
x = 7,639,511,154,147.30/2,683,190.88 - Step 6: Final answer
x = 2,847,173.94
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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.