Finding the Fourth Proportional to 1,683,121.95, 2,524,932.07 and 618,080.97
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Solution
The fourth proportional to 1,683,121.95, 2,524,932.07 and 618,080.97 is: 927,212.95
Step by Step Solution
- Step 1: Write the proportion equation
1,683,121.95 : 2,524,932.07 = 618,080.97 : x - Step 2: Convert to fraction form
1,683,121.95/2,524,932.07 = 618,080.97/x - Step 3: Cross multiply
1,683,121.95x = 2,524,932.07 × 618,080.97 - Step 4: Simplify right side
1,683,121.95x = 1,560,612,461,464.51 - Step 5: Solve for x
x = 1,560,612,461,464.51/1,683,121.95 - Step 6: Final answer
x = 927,212.95
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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.