Finding the Fourth Proportional to 1,682,905.14, 2,522,487.83 and 1,282,224.87
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Solution
The fourth proportional to 1,682,905.14, 2,522,487.83 and 1,282,224.87 is: 1,921,912.62
Step by Step Solution
- Step 1: Write the proportion equation
1,682,905.14 : 2,522,487.83 = 1,282,224.87 : x - Step 2: Convert to fraction form
1,682,905.14/2,522,487.83 = 1,282,224.87/x - Step 3: Cross multiply
1,682,905.14x = 2,522,487.83 × 1,282,224.87 - Step 4: Simplify right side
1,682,905.14x = 3,234,396,623,487.21 - Step 5: Solve for x
x = 3,234,396,623,487.21/1,682,905.14 - Step 6: Final answer
x = 1,921,912.62
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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.