Finding the Fourth Proportional to 1,274,761.09, 1,759,297.39 and 951,910.68
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Solution
The fourth proportional to 1,274,761.09, 1,759,297.39 and 951,910.68 is: 1,313,731.64
Step by Step Solution
- Step 1: Write the proportion equation
1,274,761.09 : 1,759,297.39 = 951,910.68 : x - Step 2: Convert to fraction form
1,274,761.09/1,759,297.39 = 951,910.68/x - Step 3: Cross multiply
1,274,761.09x = 1,759,297.39 × 951,910.68 - Step 4: Simplify right side
1,274,761.09x = 1,674,693,979,054.71 - Step 5: Solve for x
x = 1,674,693,979,054.71/1,274,761.09 - Step 6: Final answer
x = 1,313,731.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.