Finding the Fourth Proportional to 3,699,152, 5,548,728 and 1,039,760
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Solution
The fourth proportional to 3,699,152, 5,548,728 and 1,039,760 is: 1,559,640
Step by Step Solution
- Step 1: Write the proportion equation
3,699,152 : 5,548,728 = 1,039,760 : x - Step 2: Convert to fraction form
3,699,152/5,548,728 = 1,039,760/x - Step 3: Cross multiply
3,699,152x = 5,548,728 × 1,039,760 - Step 4: Simplify right side
3,699,152x = 5,769,345,425,280 - Step 5: Solve for x
x = 5,769,345,425,280/3,699,152 - Step 6: Final answer
x = 1,559,640
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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.