Finding the Fourth Proportional to 1,233,945.36, 1,847,578.68 and 806,415.84
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Solution
The fourth proportional to 1,233,945.36, 1,847,578.68 and 806,415.84 is: 1,207,441.40
Step by Step Solution
- Step 1: Write the proportion equation
1,233,945.36 : 1,847,578.68 = 806,415.84 : x - Step 2: Convert to fraction form
1,233,945.36/1,847,578.68 = 806,415.84/x - Step 3: Cross multiply
1,233,945.36x = 1,847,578.68 × 806,415.84 - Step 4: Simplify right side
1,233,945.36x = 1,489,916,713,198.29 - Step 5: Solve for x
x = 1,489,916,713,198.29/1,233,945.36 - Step 6: Final answer
x = 1,207,441.40
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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.