Finding the Third Proportional to 811,551 and 1,266,454
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Solution
The third proportional to 811,551 and 1,266,454 is: 1,976,346.20
Step by Step Solution
- Step 1: Write the proportion equation
811,551 : 1,266,454 = 1,266,454 : x - Step 2: Convert to fraction form
811,551/1,266,454 = 1,266,454/x - Step 3: Cross multiply
811,551x = 1,266,454 × 1,266,454 - Step 4: Simplify right side
811,551x = 1,603,905,734,116 - Step 5: Solve for x
x = 1,603,905,734,116/811,551 - Step 6: Final answer
x = 1,976,346.20
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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.