Finding the Fourth Proportional to 2,037,208.48, 2,811,183.13 and 1,177,824.13
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Solution
The fourth proportional to 2,037,208.48, 2,811,183.13 and 1,177,824.13 is: 1,625,302.15
Step by Step Solution
- Step 1: Write the proportion equation
2,037,208.48 : 2,811,183.13 = 1,177,824.13 : x - Step 2: Convert to fraction form
2,037,208.48/2,811,183.13 = 1,177,824.13/x - Step 3: Cross multiply
2,037,208.48x = 2,811,183.13 × 1,177,824.13 - Step 4: Simplify right side
2,037,208.48x = 3,311,079,324,362.93 - Step 5: Solve for x
x = 3,311,079,324,362.93/2,037,208.48 - Step 6: Final answer
x = 1,625,302.15
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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.