Finding the Third Proportional to 811,472 and 1,263,135
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Solution
The third proportional to 811,472 and 1,263,135 is: 1,966,192.34
Step by Step Solution
- Step 1: Write the proportion equation
811,472 : 1,263,135 = 1,263,135 : x - Step 2: Convert to fraction form
811,472/1,263,135 = 1,263,135/x - Step 3: Cross multiply
811,472x = 1,263,135 × 1,263,135 - Step 4: Simplify right side
811,472x = 1,595,510,028,225 - Step 5: Solve for x
x = 1,595,510,028,225/811,472 - Step 6: Final answer
x = 1,966,192.34
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.