Finding the Fourth Proportional to 5,612,949, 8,424,155.52 and 2,203,629.96
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Solution
The fourth proportional to 5,612,949, 8,424,155.52 and 2,203,629.96 is: 3,307,302.72
Step by Step Solution
- Step 1: Write the proportion equation
5,612,949 : 8,424,155.52 = 2,203,629.96 : x - Step 2: Convert to fraction form
5,612,949/8,424,155.52 = 2,203,629.96/x - Step 3: Cross multiply
5,612,949x = 8,424,155.52 × 2,203,629.96 - Step 4: Simplify right side
5,612,949x = 18,563,721,491,571.38 - Step 5: Solve for x
x = 18,563,721,491,571.38/5,612,949 - Step 6: Final answer
x = 3,307,302.72
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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.