Finding the Fourth Proportional to 2,743,817.29, 3,786,161.47 and 1,519,819.13
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Solution
The fourth proportional to 2,743,817.29, 3,786,161.47 and 1,519,819.13 is: 2,097,180.69
Step by Step Solution
- Step 1: Write the proportion equation
2,743,817.29 : 3,786,161.47 = 1,519,819.13 : x - Step 2: Convert to fraction form
2,743,817.29/3,786,161.47 = 1,519,819.13/x - Step 3: Cross multiply
2,743,817.29x = 3,786,161.47 × 1,519,819.13 - Step 4: Simplify right side
2,743,817.29x = 5,754,280,637,040.78 - Step 5: Solve for x
x = 5,754,280,637,040.78/2,743,817.29 - Step 6: Final answer
x = 2,097,180.69
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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.