Finding the Third Proportional to 639,103.50 and 1,366,782.19
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Solution
The third proportional to 639,103.50 and 1,366,782.19 is: 2,922,990.64
Step by Step Solution
- Step 1: Write the proportion equation
639,103.50 : 1,366,782.19 = 1,366,782.19 : x - Step 2: Convert to fraction form
639,103.50/1,366,782.19 = 1,366,782.19/x - Step 3: Cross multiply
639,103.50x = 1,366,782.19 × 1,366,782.19 - Step 4: Simplify right side
639,103.50x = 1,868,093,548,067.29 - Step 5: Solve for x
x = 1,868,093,548,067.29/639,103.50 - Step 6: Final answer
x = 2,922,990.64
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.