Finding the Fourth Proportional to 1,642,447.41, 2,463,676.91 and 505,201.94
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Solution
The fourth proportional to 1,642,447.41, 2,463,676.91 and 505,201.94 is: 757,804.68
Step by Step Solution
- Step 1: Write the proportion equation
1,642,447.41 : 2,463,676.91 = 505,201.94 : x - Step 2: Convert to fraction form
1,642,447.41/2,463,676.91 = 505,201.94/x - Step 3: Cross multiply
1,642,447.41x = 2,463,676.91 × 505,201.94 - Step 4: Simplify right side
1,642,447.41x = 1,244,654,339,620.81 - Step 5: Solve for x
x = 1,244,654,339,620.81/1,642,447.41 - Step 6: Final answer
x = 757,804.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.