Finding the Third Proportional to 628,674 and 1,286,400
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Solution
The third proportional to 628,674 and 1,286,400 is: 2,632,246.54
Step by Step Solution
- Step 1: Write the proportion equation
628,674 : 1,286,400 = 1,286,400 : x - Step 2: Convert to fraction form
628,674/1,286,400 = 1,286,400/x - Step 3: Cross multiply
628,674x = 1,286,400 × 1,286,400 - Step 4: Simplify right side
628,674x = 1,654,824,960,000 - Step 5: Solve for x
x = 1,654,824,960,000/628,674 - Step 6: Final answer
x = 2,632,246.54
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.