Finding the Fourth Proportional to 1,255,051.48, 1,731,984.42 and 682,091.68
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Solution
The fourth proportional to 1,255,051.48, 1,731,984.42 and 682,091.68 is: 941,293.79
Step by Step Solution
- Step 1: Write the proportion equation
1,255,051.48 : 1,731,984.42 = 682,091.68 : x - Step 2: Convert to fraction form
1,255,051.48/1,731,984.42 = 682,091.68/x - Step 3: Cross multiply
1,255,051.48x = 1,731,984.42 × 682,091.68 - Step 4: Simplify right side
1,255,051.48x = 1,181,372,162,771.63 - Step 5: Solve for x
x = 1,181,372,162,771.63/1,255,051.48 - Step 6: Final answer
x = 941,293.79
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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.