Finding the Fourth Proportional to 3,544,072.62, 5,317,212.11 and 1,269,616.53
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Solution
The fourth proportional to 3,544,072.62, 5,317,212.11 and 1,269,616.53 is: 1,904,819.99
Step by Step Solution
- Step 1: Write the proportion equation
3,544,072.62 : 5,317,212.11 = 1,269,616.53 : x - Step 2: Convert to fraction form
3,544,072.62/5,317,212.11 = 1,269,616.53/x - Step 3: Cross multiply
3,544,072.62x = 5,317,212.11 × 1,269,616.53 - Step 4: Simplify right side
3,544,072.62x = 6,750,820,382,024.10 - Step 5: Solve for x
x = 6,750,820,382,024.10/3,544,072.62 - Step 6: Final answer
x = 1,904,819.99
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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.