Finding the Fourth Proportional to 4,143,912.21, 5,718,375.23 and 2,283,265.46
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Solution
The fourth proportional to 4,143,912.21, 5,718,375.23 and 2,283,265.46 is: 3,150,783.12
Step by Step Solution
- Step 1: Write the proportion equation
4,143,912.21 : 5,718,375.23 = 2,283,265.46 : x - Step 2: Convert to fraction form
4,143,912.21/5,718,375.23 = 2,283,265.46/x - Step 3: Cross multiply
4,143,912.21x = 5,718,375.23 × 2,283,265.46 - Step 4: Simplify right side
4,143,912.21x = 13,056,568,652,858.17 - Step 5: Solve for x
x = 13,056,568,652,858.17/4,143,912.21 - Step 6: Final answer
x = 3,150,783.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.