Finding the Fourth Proportional to 3,358,578.97, 5,038,584.09 and 1,084,232.62
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Solution
The fourth proportional to 3,358,578.97, 5,038,584.09 and 1,084,232.62 is: 1,626,579.95
Step by Step Solution
- Step 1: Write the proportion equation
3,358,578.97 : 5,038,584.09 = 1,084,232.62 : x - Step 2: Convert to fraction form
3,358,578.97/5,038,584.09 = 1,084,232.62/x - Step 3: Cross multiply
3,358,578.97x = 5,038,584.09 × 1,084,232.62 - Step 4: Simplify right side
3,358,578.97x = 5,462,997,228,991.02 - Step 5: Solve for x
x = 5,462,997,228,991.02/3,358,578.97 - Step 6: Final answer
x = 1,626,579.95
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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.