Finding the Third Proportional to 811,641.75 and 1,261,671.75
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Solution
The third proportional to 811,641.75 and 1,261,671.75 is: 1,961,229.33
Step by Step Solution
- Step 1: Write the proportion equation
811,641.75 : 1,261,671.75 = 1,261,671.75 : x - Step 2: Convert to fraction form
811,641.75/1,261,671.75 = 1,261,671.75/x - Step 3: Cross multiply
811,641.75x = 1,261,671.75 × 1,261,671.75 - Step 4: Simplify right side
811,641.75x = 1,591,815,604,748.06 - Step 5: Solve for x
x = 1,591,815,604,748.06/811,641.75 - Step 6: Final answer
x = 1,961,229.33
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.