Finding the Fourth Proportional to 1,518,812.26, 2,277,093.57 and 919,632.58
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Solution
The fourth proportional to 1,518,812.26, 2,277,093.57 and 919,632.58 is: 1,378,767.80
Step by Step Solution
- Step 1: Write the proportion equation
1,518,812.26 : 2,277,093.57 = 919,632.58 : x - Step 2: Convert to fraction form
1,518,812.26/2,277,093.57 = 919,632.58/x - Step 3: Cross multiply
1,518,812.26x = 2,277,093.57 × 919,632.58 - Step 4: Simplify right side
1,518,812.26x = 2,094,089,434,680.51 - Step 5: Solve for x
x = 2,094,089,434,680.51/1,518,812.26 - Step 6: Final answer
x = 1,378,767.80
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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.