Finding the Fourth Proportional to 3,997,292.90, 5,994,596.73 and 1,300,983.99
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Solution
The fourth proportional to 3,997,292.90, 5,994,596.73 and 1,300,983.99 is: 1,951,039.01
Step by Step Solution
- Step 1: Write the proportion equation
3,997,292.90 : 5,994,596.73 = 1,300,983.99 : x - Step 2: Convert to fraction form
3,997,292.90/5,994,596.73 = 1,300,983.99/x - Step 3: Cross multiply
3,997,292.90x = 5,994,596.73 × 1,300,983.99 - Step 4: Simplify right side
3,997,292.90x = 7,798,874,391,295.66 - Step 5: Solve for x
x = 7,798,874,391,295.66/3,997,292.90 - Step 6: Final answer
x = 1,951,039.01
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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.