Finding the Fourth Proportional to 3,903,332.80, 5,846,704.80 and 3,239,780.80
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Solution
The fourth proportional to 3,903,332.80, 5,846,704.80 and 3,239,780.80 is: 4,852,786.82
Step by Step Solution
- Step 1: Write the proportion equation
3,903,332.80 : 5,846,704.80 = 3,239,780.80 : x - Step 2: Convert to fraction form
3,903,332.80/5,846,704.80 = 3,239,780.80/x - Step 3: Cross multiply
3,903,332.80x = 5,846,704.80 × 3,239,780.80 - Step 4: Simplify right side
3,903,332.80x = 18,942,041,954,307.84 - Step 5: Solve for x
x = 18,942,041,954,307.84/3,903,332.80 - Step 6: Final answer
x = 4,852,786.82
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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.