Finding the Fourth Proportional to 2,651,744.41, 3,659,431.42 and 1,605,189.68
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Solution
The fourth proportional to 2,651,744.41, 3,659,431.42 and 1,605,189.68 is: 2,215,176.37
Step by Step Solution
- Step 1: Write the proportion equation
2,651,744.41 : 3,659,431.42 = 1,605,189.68 : x - Step 2: Convert to fraction form
2,651,744.41/3,659,431.42 = 1,605,189.68/x - Step 3: Cross multiply
2,651,744.41x = 3,659,431.42 × 1,605,189.68 - Step 4: Simplify right side
2,651,744.41x = 5,874,081,550,051.75 - Step 5: Solve for x
x = 5,874,081,550,051.75/2,651,744.41 - Step 6: Final answer
x = 2,215,176.37
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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.