Finding the Fourth Proportional to 2,089,091.75, 2,882,990.36 and 1,183,673.75
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Solution
The fourth proportional to 2,089,091.75, 2,882,990.36 and 1,183,673.75 is: 1,633,494.56
Step by Step Solution
- Step 1: Write the proportion equation
2,089,091.75 : 2,882,990.36 = 1,183,673.75 : x - Step 2: Convert to fraction form
2,089,091.75/2,882,990.36 = 1,183,673.75/x - Step 3: Cross multiply
2,089,091.75x = 2,882,990.36 × 1,183,673.75 - Step 4: Simplify right side
2,089,091.75x = 3,412,520,004,716.68 - Step 5: Solve for x
x = 3,412,520,004,716.68/2,089,091.75 - Step 6: Final answer
x = 1,633,494.56
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1.5x scale
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.