Finding the Fourth Proportional to 4,439,246.16, 6,126,163.20 and 3,081,906.48
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Solution
The fourth proportional to 4,439,246.16, 6,126,163.20 and 3,081,906.48 is: 4,253,033.37
Step by Step Solution
- Step 1: Write the proportion equation
4,439,246.16 : 6,126,163.20 = 3,081,906.48 : x - Step 2: Convert to fraction form
4,439,246.16/6,126,163.20 = 3,081,906.48/x - Step 3: Cross multiply
4,439,246.16x = 6,126,163.20 × 3,081,906.48 - Step 4: Simplify right side
4,439,246.16x = 18,880,262,063,617.54 - Step 5: Solve for x
x = 18,880,262,063,617.54/4,439,246.16 - Step 6: Final answer
x = 4,253,033.37
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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.