Finding the Fourth Proportional to 2,379,999.08, 3,284,306.65 and 1,292,245.78
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Solution
The fourth proportional to 2,379,999.08, 3,284,306.65 and 1,292,245.78 is: 1,783,249.17
Step by Step Solution
- Step 1: Write the proportion equation
2,379,999.08 : 3,284,306.65 = 1,292,245.78 : x - Step 2: Convert to fraction form
2,379,999.08/3,284,306.65 = 1,292,245.78/x - Step 3: Cross multiply
2,379,999.08x = 3,284,306.65 × 1,292,245.78 - Step 4: Simplify right side
2,379,999.08x = 4,244,131,391,745.06 - Step 5: Solve for x
x = 4,244,131,391,745.06/2,379,999.08 - Step 6: Final answer
x = 1,783,249.17
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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.