Finding the Third Proportional to 809,426 and 1,187,895
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Solution
The third proportional to 809,426 and 1,187,895 is: 1,743,327.41
Step by Step Solution
- Step 1: Write the proportion equation
809,426 : 1,187,895 = 1,187,895 : x - Step 2: Convert to fraction form
809,426/1,187,895 = 1,187,895/x - Step 3: Cross multiply
809,426x = 1,187,895 × 1,187,895 - Step 4: Simplify right side
809,426x = 1,411,094,531,025 - Step 5: Solve for x
x = 1,411,094,531,025/809,426 - Step 6: Final answer
x = 1,743,327.41
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.