Finding the Fourth Proportional to 3,588,595.20, 5,383,388.16 and 1,313,821.44
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Solution
The fourth proportional to 3,588,595.20, 5,383,388.16 and 1,313,821.44 is: 1,970,913.52
Step by Step Solution
- Step 1: Write the proportion equation
3,588,595.20 : 5,383,388.16 = 1,313,821.44 : x - Step 2: Convert to fraction form
3,588,595.20/5,383,388.16 = 1,313,821.44/x - Step 3: Cross multiply
3,588,595.20x = 5,383,388.16 × 1,313,821.44 - Step 4: Simplify right side
3,588,595.20x = 7,072,810,784,450.15 - Step 5: Solve for x
x = 7,072,810,784,450.15/3,588,595.20 - Step 6: Final answer
x = 1,970,913.52
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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.