Finding the Fourth Proportional to 3,824,169.53, 5,277,662.46 and 2,192,728.68
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Solution
The fourth proportional to 3,824,169.53, 5,277,662.46 and 2,192,728.68 is: 3,026,142.48
Step by Step Solution
- Step 1: Write the proportion equation
3,824,169.53 : 5,277,662.46 = 2,192,728.68 : x - Step 2: Convert to fraction form
3,824,169.53/5,277,662.46 = 2,192,728.68/x - Step 3: Cross multiply
3,824,169.53x = 5,277,662.46 × 2,192,728.68 - Step 4: Simplify right side
3,824,169.53x = 11,572,481,839,401.35 - Step 5: Solve for x
x = 11,572,481,839,401.35/3,824,169.53 - Step 6: Final answer
x = 3,026,142.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.