Finding the Third Proportional to 636,660 and 1,378,296
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Solution
The third proportional to 636,660 and 1,378,296 is: 2,983,853.02
Step by Step Solution
- Step 1: Write the proportion equation
636,660 : 1,378,296 = 1,378,296 : x - Step 2: Convert to fraction form
636,660/1,378,296 = 1,378,296/x - Step 3: Cross multiply
636,660x = 1,378,296 × 1,378,296 - Step 4: Simplify right side
636,660x = 1,899,699,863,616 - Step 5: Solve for x
x = 1,899,699,863,616/636,660 - Step 6: Final answer
x = 2,983,853.02
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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.