Finding the Fourth Proportional to 1,651,351.21, 2,278,872.74 and 926,237.68
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Solution
The fourth proportional to 1,651,351.21, 2,278,872.74 and 926,237.68 is: 1,278,212.52
Step by Step Solution
- Step 1: Write the proportion equation
1,651,351.21 : 2,278,872.74 = 926,237.68 : x - Step 2: Convert to fraction form
1,651,351.21/2,278,872.74 = 926,237.68/x - Step 3: Cross multiply
1,651,351.21x = 2,278,872.74 × 926,237.68 - Step 4: Simplify right side
1,651,351.21x = 2,110,777,783,687.29 - Step 5: Solve for x
x = 2,110,777,783,687.29/1,651,351.21 - Step 6: Final answer
x = 1,278,212.52
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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.