Finding the Fourth Proportional to 1,450,529.78, 2,001,610.78 and 797,121.44
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Solution
The fourth proportional to 1,450,529.78, 2,001,610.78 and 797,121.44 is: 1,099,961.47
Step by Step Solution
- Step 1: Write the proportion equation
1,450,529.78 : 2,001,610.78 = 797,121.44 : x - Step 2: Convert to fraction form
1,450,529.78/2,001,610.78 = 797,121.44/x - Step 3: Cross multiply
1,450,529.78x = 2,001,610.78 × 797,121.44 - Step 4: Simplify right side
1,450,529.78x = 1,595,526,862,778.31 - Step 5: Solve for x
x = 1,595,526,862,778.31/1,450,529.78 - Step 6: Final answer
x = 1,099,961.47
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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.