Finding the Fourth Proportional to 2,211,861.27, 3,052,866.41 and 1,447,471.97
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Solution
The fourth proportional to 2,211,861.27, 3,052,866.41 and 1,447,471.97 is: 1,997,837.12
Step by Step Solution
- Step 1: Write the proportion equation
2,211,861.27 : 3,052,866.41 = 1,447,471.97 : x - Step 2: Convert to fraction form
2,211,861.27/3,052,866.41 = 1,447,471.97/x - Step 3: Cross multiply
2,211,861.27x = 3,052,866.41 × 1,447,471.97 - Step 4: Simplify right side
2,211,861.27x = 4,418,938,559,146.14 - Step 5: Solve for x
x = 4,418,938,559,146.14/2,211,861.27 - Step 6: Final answer
x = 1,997,837.12
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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.