Finding the Fourth Proportional to 865,114.97, 1,185,187.75 and 832,770.11
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Solution
The fourth proportional to 865,114.97, 1,185,187.75 and 832,770.11 is: 1,140,876.04
Step by Step Solution
- Step 1: Write the proportion equation
865,114.97 : 1,185,187.75 = 832,770.11 : x - Step 2: Convert to fraction form
865,114.97/1,185,187.75 = 832,770.11/x - Step 3: Cross multiply
865,114.97x = 1,185,187.75 × 832,770.11 - Step 4: Simplify right side
865,114.97x = 986,988,933,819.20 - Step 5: Solve for x
x = 986,988,933,819.20/865,114.97 - Step 6: Final answer
x = 1,140,876.04
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.