Finding the Fourth Proportional to 3,096,318.30, 4,273,130.07 and 1,719,819.42
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Solution
The fourth proportional to 3,096,318.30, 4,273,130.07 and 1,719,819.42 is: 2,373,467.90
Step by Step Solution
- Step 1: Write the proportion equation
3,096,318.30 : 4,273,130.07 = 1,719,819.42 : x - Step 2: Convert to fraction form
3,096,318.30/4,273,130.07 = 1,719,819.42/x - Step 3: Cross multiply
3,096,318.30x = 4,273,130.07 × 1,719,819.42 - Step 4: Simplify right side
3,096,318.30x = 7,349,012,078,571.96 - Step 5: Solve for x
x = 7,349,012,078,571.96/3,096,318.30 - Step 6: Final answer
x = 2,373,467.90
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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.