Finding the Third Proportional to 667,326 and 1,439,630
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Solution
The third proportional to 667,326 and 1,439,630 is: 3,105,730.24
Step by Step Solution
- Step 1: Write the proportion equation
667,326 : 1,439,630 = 1,439,630 : x - Step 2: Convert to fraction form
667,326/1,439,630 = 1,439,630/x - Step 3: Cross multiply
667,326x = 1,439,630 × 1,439,630 - Step 4: Simplify right side
667,326x = 2,072,534,536,900 - Step 5: Solve for x
x = 2,072,534,536,900/667,326 - Step 6: Final answer
x = 3,105,730.24
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.