Finding the Fourth Proportional to 4,632,821.61, 6,946,862.76 and 1,936,410.99
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Solution
The fourth proportional to 4,632,821.61, 6,946,862.76 and 1,936,410.99 is: 2,903,626.02
Step by Step Solution
- Step 1: Write the proportion equation
4,632,821.61 : 6,946,862.76 = 1,936,410.99 : x - Step 2: Convert to fraction form
4,632,821.61/6,946,862.76 = 1,936,410.99/x - Step 3: Cross multiply
4,632,821.61x = 6,946,862.76 × 1,936,410.99 - Step 4: Simplify right side
4,632,821.61x = 13,451,981,394,485.73 - Step 5: Solve for x
x = 13,451,981,394,485.73/4,632,821.61 - Step 6: Final answer
x = 2,903,626.02
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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.