Finding the Third Proportional to 839,197 and 1,265,763
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Solution
The third proportional to 839,197 and 1,265,763 is: 1,909,153.60
Step by Step Solution
- Step 1: Write the proportion equation
839,197 : 1,265,763 = 1,265,763 : x - Step 2: Convert to fraction form
839,197/1,265,763 = 1,265,763/x - Step 3: Cross multiply
839,197x = 1,265,763 × 1,265,763 - Step 4: Simplify right side
839,197x = 1,602,155,972,169 - Step 5: Solve for x
x = 1,602,155,972,169/839,197 - Step 6: Final answer
x = 1,909,153.60
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.