Finding the Third Proportional to 376,814 and 819,076
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Solution
The third proportional to 376,814 and 819,076 is: 1,780,415.52
Step by Step Solution
- Step 1: Write the proportion equation
376,814 : 819,076 = 819,076 : x - Step 2: Convert to fraction form
376,814/819,076 = 819,076/x - Step 3: Cross multiply
376,814x = 819,076 × 819,076 - Step 4: Simplify right side
376,814x = 670,885,493,776 - Step 5: Solve for x
x = 670,885,493,776/376,814 - Step 6: Final answer
x = 1,780,415.52
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.