Finding the Fourth Proportional to 5,626,793.51, 7,764,982.74 and 3,048,474.41
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Solution
The fourth proportional to 5,626,793.51, 7,764,982.74 and 3,048,474.41 is: 4,206,898.85
Step by Step Solution
- Step 1: Write the proportion equation
5,626,793.51 : 7,764,982.74 = 3,048,474.41 : x - Step 2: Convert to fraction form
5,626,793.51/7,764,982.74 = 3,048,474.41/x - Step 3: Cross multiply
5,626,793.51x = 7,764,982.74 × 3,048,474.41 - Step 4: Simplify right side
5,626,793.51x = 23,671,351,138,156.77 - Step 5: Solve for x
x = 23,671,351,138,156.77/5,626,793.51 - Step 6: Final answer
x = 4,206,898.85
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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.