Finding the Fourth Proportional to 4,324,742.91, 5,968,269.80 and 2,391,128.32
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Solution
The fourth proportional to 4,324,742.91, 5,968,269.80 and 2,391,128.32 is: 3,299,825.96
Step by Step Solution
- Step 1: Write the proportion equation
4,324,742.91 : 5,968,269.80 = 2,391,128.32 : x - Step 2: Convert to fraction form
4,324,742.91/5,968,269.80 = 2,391,128.32/x - Step 3: Cross multiply
4,324,742.91x = 5,968,269.80 × 2,391,128.32 - Step 4: Simplify right side
4,324,742.91x = 14,270,898,940,180.73 - Step 5: Solve for x
x = 14,270,898,940,180.73/4,324,742.91 - Step 6: Final answer
x = 3,299,825.96
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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.