Finding the Fourth Proportional to 4,936,704.70, 7,402,104.60 and 2,545,220.20
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Solution
The fourth proportional to 4,936,704.70, 7,402,104.60 and 2,545,220.20 is: 3,816,308.10
Step by Step Solution
- Step 1: Write the proportion equation
4,936,704.70 : 7,402,104.60 = 2,545,220.20 : x - Step 2: Convert to fraction form
4,936,704.70/7,402,104.60 = 2,545,220.20/x - Step 3: Cross multiply
4,936,704.70x = 7,402,104.60 × 2,545,220.20 - Step 4: Simplify right side
4,936,704.70x = 18,839,986,150,432.92 - Step 5: Solve for x
x = 18,839,986,150,432.92/4,936,704.70 - Step 6: Final answer
x = 3,816,308.10
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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.