Finding the Fourth Proportional to 3,351,393.06, 4,624,786.22 and 1,901,057.35
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Solution
The fourth proportional to 3,351,393.06, 4,624,786.22 and 1,901,057.35 is: 2,623,381.89
Step by Step Solution
- Step 1: Write the proportion equation
3,351,393.06 : 4,624,786.22 = 1,901,057.35 : x - Step 2: Convert to fraction form
3,351,393.06/4,624,786.22 = 1,901,057.35/x - Step 3: Cross multiply
3,351,393.06x = 4,624,786.22 × 1,901,057.35 - Step 4: Simplify right side
3,351,393.06x = 8,791,983,856,571.24 - Step 5: Solve for x
x = 8,791,983,856,571.24/3,351,393.06 - Step 6: Final answer
x = 2,623,381.89
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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.