Finding the Third Proportional to 1,887.05 and 2,869.17
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Solution
The third proportional to 1,887.05 and 2,869.17 is: 4,362.45
Step by Step Solution
- Step 1: Write the proportion equation
1,887.05 : 2,869.17 = 2,869.17 : x - Step 2: Convert to fraction form
1,887.05/2,869.17 = 2,869.17/x - Step 3: Cross multiply
1,887.05x = 2,869.17 × 2,869.17 - Step 4: Simplify right side
1,887.05x = 8,232,147.25 - Step 5: Solve for x
x = 8,232,147.25/1,887.05 - Step 6: Final answer
x = 4,362.45
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.