Finding the Fourth Proportional to 4,588,775.09, 6,886,194.77 and 2,160,622.80
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Solution
The fourth proportional to 4,588,775.09, 6,886,194.77 and 2,160,622.80 is: 3,242,361.88
Step by Step Solution
- Step 1: Write the proportion equation
4,588,775.09 : 6,886,194.77 = 2,160,622.80 : x - Step 2: Convert to fraction form
4,588,775.09/6,886,194.77 = 2,160,622.80/x - Step 3: Cross multiply
4,588,775.09x = 6,886,194.77 × 2,160,622.80 - Step 4: Simplify right side
4,588,775.09x = 14,878,469,414,499.64 - Step 5: Solve for x
x = 14,878,469,414,499.64/4,588,775.09 - Step 6: Final answer
x = 3,242,361.88
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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.