Finding the Fourth Proportional to 3,876,114.50, 5,813,728.12 and 1,036,448.09
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Solution
The fourth proportional to 3,876,114.50, 5,813,728.12 and 1,036,448.09 is: 1,554,553.51
Step by Step Solution
- Step 1: Write the proportion equation
3,876,114.50 : 5,813,728.12 = 1,036,448.09 : x - Step 2: Convert to fraction form
3,876,114.50/5,813,728.12 = 1,036,448.09/x - Step 3: Cross multiply
3,876,114.50x = 5,813,728.12 × 1,036,448.09 - Step 4: Simplify right side
3,876,114.50x = 6,025,627,400,571.05 - Step 5: Solve for x
x = 6,025,627,400,571.05/3,876,114.50 - Step 6: Final answer
x = 1,554,553.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.