Finding the Fourth Proportional to 3,932,879.04, 5,427,890.36 and 2,214,334.44
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Solution
The fourth proportional to 3,932,879.04, 5,427,890.36 and 2,214,334.44 is: 3,056,072.77
Step by Step Solution
- Step 1: Write the proportion equation
3,932,879.04 : 5,427,890.36 = 2,214,334.44 : x - Step 2: Convert to fraction form
3,932,879.04/5,427,890.36 = 2,214,334.44/x - Step 3: Cross multiply
3,932,879.04x = 5,427,890.36 × 2,214,334.44 - Step 4: Simplify right side
3,932,879.04x = 12,019,164,560,692.00 - Step 5: Solve for x
x = 12,019,164,560,692.00/3,932,879.04 - Step 6: Final answer
x = 3,056,072.77
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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.