Finding the Fourth Proportional to 5,783,565.36, 8,666,223.24 and 2,135,278.38
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Solution
The fourth proportional to 5,783,565.36, 8,666,223.24 and 2,135,278.38 is: 3,199,548.72
Step by Step Solution
- Step 1: Write the proportion equation
5,783,565.36 : 8,666,223.24 = 2,135,278.38 : x - Step 2: Convert to fraction form
5,783,565.36/8,666,223.24 = 2,135,278.38/x - Step 3: Cross multiply
5,783,565.36x = 8,666,223.24 × 2,135,278.38 - Step 4: Simplify right side
5,783,565.36x = 18,504,799,120,625.55 - Step 5: Solve for x
x = 18,504,799,120,625.55/5,783,565.36 - Step 6: Final answer
x = 3,199,548.72
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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.