Finding the Fourth Proportional to 2,100,183.99, 3,151,957.55 and 1,089,595.59
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Solution
The fourth proportional to 2,100,183.99, 3,151,957.55 and 1,089,595.59 is: 1,635,265.79
Step by Step Solution
- Step 1: Write the proportion equation
2,100,183.99 : 3,151,957.55 = 1,089,595.59 : x - Step 2: Convert to fraction form
2,100,183.99/3,151,957.55 = 1,089,595.59/x - Step 3: Cross multiply
2,100,183.99x = 3,151,957.55 × 1,089,595.59 - Step 4: Simplify right side
2,100,183.99x = 3,434,359,040,899.23 - Step 5: Solve for x
x = 3,434,359,040,899.23/2,100,183.99 - Step 6: Final answer
x = 1,635,265.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.