Finding the Fourth Proportional to 5,369,163.26, 7,409,446.36 and 2,954,715.26
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Solution
The fourth proportional to 5,369,163.26, 7,409,446.36 and 2,954,715.26 is: 4,077,507.64
Step by Step Solution
- Step 1: Write the proportion equation
5,369,163.26 : 7,409,446.36 = 2,954,715.26 : x - Step 2: Convert to fraction form
5,369,163.26/7,409,446.36 = 2,954,715.26/x - Step 3: Cross multiply
5,369,163.26x = 7,409,446.36 × 2,954,715.26 - Step 4: Simplify right side
5,369,163.26x = 21,892,804,228,043.45 - Step 5: Solve for x
x = 21,892,804,228,043.45/5,369,163.26 - Step 6: Final answer
x = 4,077,507.64
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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.