Finding the Fourth Proportional to 2,629,709.97, 3,629,056.41 and 1,452,305.18
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Solution
The fourth proportional to 2,629,709.97, 3,629,056.41 and 1,452,305.18 is: 2,004,212.43
Step by Step Solution
- Step 1: Write the proportion equation
2,629,709.97 : 3,629,056.41 = 1,452,305.18 : x - Step 2: Convert to fraction form
2,629,709.97/3,629,056.41 = 1,452,305.18/x - Step 3: Cross multiply
2,629,709.97x = 3,629,056.41 × 1,452,305.18 - Step 4: Simplify right side
2,629,709.97x = 5,270,497,404,609.92 - Step 5: Solve for x
x = 5,270,497,404,609.92/2,629,709.97 - Step 6: Final answer
x = 2,004,212.43
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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.