Finding the Third Proportional to 453,480 and 989,849
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Solution
The third proportional to 453,480 and 989,849 is: 2,160,626.80
Step by Step Solution
- Step 1: Write the proportion equation
453,480 : 989,849 = 989,849 : x - Step 2: Convert to fraction form
453,480/989,849 = 989,849/x - Step 3: Cross multiply
453,480x = 989,849 × 989,849 - Step 4: Simplify right side
453,480x = 979,801,042,801 - Step 5: Solve for x
x = 979,801,042,801/453,480 - Step 6: Final answer
x = 2,160,626.80
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.