Finding the Third Proportional to 889,540 and 1,310,782
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Solution
The third proportional to 889,540 and 1,310,782 is: 1,931,503.31
Step by Step Solution
- Step 1: Write the proportion equation
889,540 : 1,310,782 = 1,310,782 : x - Step 2: Convert to fraction form
889,540/1,310,782 = 1,310,782/x - Step 3: Cross multiply
889,540x = 1,310,782 × 1,310,782 - Step 4: Simplify right side
889,540x = 1,718,149,451,524 - Step 5: Solve for x
x = 1,718,149,451,524/889,540 - Step 6: Final answer
x = 1,931,503.31
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.