Finding the Fourth Proportional to 2,480,916.10, 3,720,912.79 and 775,101.19
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Solution
The fourth proportional to 2,480,916.10, 3,720,912.79 and 775,101.19 is: 1,162,507.64
Step by Step Solution
- Step 1: Write the proportion equation
2,480,916.10 : 3,720,912.79 = 775,101.19 : x - Step 2: Convert to fraction form
2,480,916.10/3,720,912.79 = 775,101.19/x - Step 3: Cross multiply
2,480,916.10x = 3,720,912.79 × 775,101.19 - Step 4: Simplify right side
2,480,916.10x = 2,884,083,931,415.22 - Step 5: Solve for x
x = 2,884,083,931,415.22/2,480,916.10 - Step 6: Final answer
x = 1,162,507.64
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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.