Finding the Fourth Proportional to 4,918,861.23, 6,788,037.56 and 2,743,544.60
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Solution
The fourth proportional to 4,918,861.23, 6,788,037.56 and 2,743,544.60 is: 3,786,096.60
Step by Step Solution
- Step 1: Write the proportion equation
4,918,861.23 : 6,788,037.56 = 2,743,544.60 : x - Step 2: Convert to fraction form
4,918,861.23/6,788,037.56 = 2,743,544.60/x - Step 3: Cross multiply
4,918,861.23x = 6,788,037.56 × 2,743,544.60 - Step 4: Simplify right side
4,918,861.23x = 18,623,283,792,335.18 - Step 5: Solve for x
x = 18,623,283,792,335.18/4,918,861.23 - Step 6: Final answer
x = 3,786,096.60
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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.