Finding the Third Proportional to 668,788 and 1,036,717
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Solution
The third proportional to 668,788 and 1,036,717 is: 1,607,059.54
Step by Step Solution
- Step 1: Write the proportion equation
668,788 : 1,036,717 = 1,036,717 : x - Step 2: Convert to fraction form
668,788/1,036,717 = 1,036,717/x - Step 3: Cross multiply
668,788x = 1,036,717 × 1,036,717 - Step 4: Simplify right side
668,788x = 1,074,782,138,089 - Step 5: Solve for x
x = 1,074,782,138,089/668,788 - Step 6: Final answer
x = 1,607,059.54
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.