Finding the Third Proportional to 1,983.75 and 2,406.75
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Solution
The third proportional to 1,983.75 and 2,406.75 is: 2,919.95
Step by Step Solution
- Step 1: Write the proportion equation
1,983.75 : 2,406.75 = 2,406.75 : x - Step 2: Convert to fraction form
1,983.75/2,406.75 = 2,406.75/x - Step 3: Cross multiply
1,983.75x = 2,406.75 × 2,406.75 - Step 4: Simplify right side
1,983.75x = 5,792,445.56 - Step 5: Solve for x
x = 5,792,445.56/1,983.75 - Step 6: Final answer
x = 2,919.95
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These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.