Finding the Third Proportional to 853,810 and 1,286,324
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Solution
The third proportional to 853,810 and 1,286,324 is: 1,937,936.35
Step by Step Solution
- Step 1: Write the proportion equation
853,810 : 1,286,324 = 1,286,324 : x - Step 2: Convert to fraction form
853,810/1,286,324 = 1,286,324/x - Step 3: Cross multiply
853,810x = 1,286,324 × 1,286,324 - Step 4: Simplify right side
853,810x = 1,654,629,432,976 - Step 5: Solve for x
x = 1,654,629,432,976/853,810 - Step 6: Final answer
x = 1,937,936.35
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.