Finding the Fourth Proportional to 1,922,234.20, 2,883,351.30 and 1,215,395.80
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Solution
The fourth proportional to 1,922,234.20, 2,883,351.30 and 1,215,395.80 is: 1,823,093.70
Step by Step Solution
- Step 1: Write the proportion equation
1,922,234.20 : 2,883,351.30 = 1,215,395.80 : x - Step 2: Convert to fraction form
1,922,234.20/2,883,351.30 = 1,215,395.80/x - Step 3: Cross multiply
1,922,234.20x = 2,883,351.30 × 1,215,395.80 - Step 4: Simplify right side
1,922,234.20x = 3,504,413,059,944.54 - Step 5: Solve for x
x = 3,504,413,059,944.54/1,922,234.20 - Step 6: Final answer
x = 1,823,093.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.