Finding the Fourth Proportional to 4,081,340.36, 5,632,289.67 and 2,245,838.15
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Solution
The fourth proportional to 4,081,340.36, 5,632,289.67 and 2,245,838.15 is: 3,099,278.64
Step by Step Solution
- Step 1: Write the proportion equation
4,081,340.36 : 5,632,289.67 = 2,245,838.15 : x - Step 2: Convert to fraction form
4,081,340.36/5,632,289.67 = 2,245,838.15/x - Step 3: Cross multiply
4,081,340.36x = 5,632,289.67 × 2,245,838.15 - Step 4: Simplify right side
4,081,340.36x = 12,649,210,984,575.46 - Step 5: Solve for x
x = 12,649,210,984,575.46/4,081,340.36 - Step 6: Final answer
x = 3,099,278.64
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1.5x scale
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.