Finding the Fourth Proportional to 1,682,132.42, 2,523,076.63 and 657,270.05
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Solution
The fourth proportional to 1,682,132.42, 2,523,076.63 and 657,270.05 is: 985,857.40
Step by Step Solution
- Step 1: Write the proportion equation
1,682,132.42 : 2,523,076.63 = 657,270.05 : x - Step 2: Convert to fraction form
1,682,132.42/2,523,076.63 = 657,270.05/x - Step 3: Cross multiply
1,682,132.42x = 2,523,076.63 × 657,270.05 - Step 4: Simplify right side
1,682,132.42x = 1,658,342,691,268.26 - Step 5: Solve for x
x = 1,658,342,691,268.26/1,682,132.42 - Step 6: Final answer
x = 985,857.40
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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.