Finding the Fourth Proportional to 4,576,629.25, 6,315,748.37 and 2,539,766.53
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Solution
The fourth proportional to 4,576,629.25, 6,315,748.37 and 2,539,766.53 is: 3,504,877.81
Step by Step Solution
- Step 1: Write the proportion equation
4,576,629.25 : 6,315,748.37 = 2,539,766.53 : x - Step 2: Convert to fraction form
4,576,629.25/6,315,748.37 = 2,539,766.53/x - Step 3: Cross multiply
4,576,629.25x = 6,315,748.37 × 2,539,766.53 - Step 4: Simplify right side
4,576,629.25x = 16,040,526,322,028.05 - Step 5: Solve for x
x = 16,040,526,322,028.05/4,576,629.25 - Step 6: Final answer
x = 3,504,877.81
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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.