Finding the Fourth Proportional to 3,954,226.26, 5,457,067.56 and 2,235,506.70
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Solution
The fourth proportional to 3,954,226.26, 5,457,067.56 and 2,235,506.70 is: 3,085,132.28
Step by Step Solution
- Step 1: Write the proportion equation
3,954,226.26 : 5,457,067.56 = 2,235,506.70 : x - Step 2: Convert to fraction form
3,954,226.26/5,457,067.56 = 2,235,506.70/x - Step 3: Cross multiply
3,954,226.26x = 5,457,067.56 × 2,235,506.70 - Step 4: Simplify right side
3,954,226.26x = 12,199,311,092,732.65 - Step 5: Solve for x
x = 12,199,311,092,732.65/3,954,226.26 - Step 6: Final answer
x = 3,085,132.28
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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.