Finding the Third Proportional to 691,686 and 1,037,529
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Solution
The third proportional to 691,686 and 1,037,529 is: 1,556,293.50
Step by Step Solution
- Step 1: Write the proportion equation
691,686 : 1,037,529 = 1,037,529 : x - Step 2: Convert to fraction form
691,686/1,037,529 = 1,037,529/x - Step 3: Cross multiply
691,686x = 1,037,529 × 1,037,529 - Step 4: Simplify right side
691,686x = 1,076,466,425,841 - Step 5: Solve for x
x = 1,076,466,425,841/691,686 - Step 6: Final answer
x = 1,556,293.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.