Finding the Third Proportional to 749,238 and 1,119,425
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Solution
The third proportional to 749,238 and 1,119,425 is: 1,672,515.72
Step by Step Solution
- Step 1: Write the proportion equation
749,238 : 1,119,425 = 1,119,425 : x - Step 2: Convert to fraction form
749,238/1,119,425 = 1,119,425/x - Step 3: Cross multiply
749,238x = 1,119,425 × 1,119,425 - Step 4: Simplify right side
749,238x = 1,253,112,330,625 - Step 5: Solve for x
x = 1,253,112,330,625/749,238 - Step 6: Final answer
x = 1,672,515.72
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.