Finding the Fourth Proportional to 2,701,557.66, 3,728,238.36 and 1,539,983.19
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Solution
The fourth proportional to 2,701,557.66, 3,728,238.36 and 1,539,983.19 is: 2,125,227.41
Step by Step Solution
- Step 1: Write the proportion equation
2,701,557.66 : 3,728,238.36 = 1,539,983.19 : x - Step 2: Convert to fraction form
2,701,557.66/3,728,238.36 = 1,539,983.19/x - Step 3: Cross multiply
2,701,557.66x = 3,728,238.36 × 1,539,983.19 - Step 4: Simplify right side
2,701,557.66x = 5,741,424,394,278.99 - Step 5: Solve for x
x = 5,741,424,394,278.99/2,701,557.66 - Step 6: Final answer
x = 2,125,227.41
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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.