Finding the Fourth Proportional to 2,379,796.44, 3,284,100.38 and 1,292,046.24
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Solution
The fourth proportional to 2,379,796.44, 3,284,100.38 and 1,292,046.24 is: 1,783,013.65
Step by Step Solution
- Step 1: Write the proportion equation
2,379,796.44 : 3,284,100.38 = 1,292,046.24 : x - Step 2: Convert to fraction form
2,379,796.44/3,284,100.38 = 1,292,046.24/x - Step 3: Cross multiply
2,379,796.44x = 3,284,100.38 × 1,292,046.24 - Step 4: Simplify right side
2,379,796.44x = 4,243,209,547,761.57 - Step 5: Solve for x
x = 4,243,209,547,761.57/2,379,796.44 - Step 6: Final answer
x = 1,783,013.65
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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.