Finding the Fourth Proportional to 5,351,977.17, 7,384,660.02 and 3,257,416.62
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Solution
The fourth proportional to 5,351,977.17, 7,384,660.02 and 3,257,416.62 is: 4,494,584.62
Step by Step Solution
- Step 1: Write the proportion equation
5,351,977.17 : 7,384,660.02 = 3,257,416.62 : x - Step 2: Convert to fraction form
5,351,977.17/7,384,660.02 = 3,257,416.62/x - Step 3: Cross multiply
5,351,977.17x = 7,384,660.02 × 3,257,416.62 - Step 4: Simplify right side
5,351,977.17x = 24,054,914,282,197.53 - Step 5: Solve for x
x = 24,054,914,282,197.53/5,351,977.17 - Step 6: Final answer
x = 4,494,584.62
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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.