Finding the Fourth Proportional to 1,936,442.97, 2,902,007.10 and 1,225,197.78
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Solution
The fourth proportional to 1,936,442.97, 2,902,007.10 and 1,225,197.78 is: 1,836,115.35
Step by Step Solution
- Step 1: Write the proportion equation
1,936,442.97 : 2,902,007.10 = 1,225,197.78 : x - Step 2: Convert to fraction form
1,936,442.97/2,902,007.10 = 1,225,197.78/x - Step 3: Cross multiply
1,936,442.97x = 2,902,007.10 × 1,225,197.78 - Step 4: Simplify right side
1,936,442.97x = 3,555,532,656,464.24 - Step 5: Solve for x
x = 3,555,532,656,464.24/1,936,442.97 - Step 6: Final answer
x = 1,836,115.35
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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.