Finding the Fourth Proportional to 2,383,967.19, 3,289,915.81 and 1,296,246.11
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Solution
The fourth proportional to 2,383,967.19, 3,289,915.81 and 1,296,246.11 is: 1,788,841.96
Step by Step Solution
- Step 1: Write the proportion equation
2,383,967.19 : 3,289,915.81 = 1,296,246.11 : x - Step 2: Convert to fraction form
2,383,967.19/3,289,915.81 = 1,296,246.11/x - Step 3: Cross multiply
2,383,967.19x = 3,289,915.81 × 1,296,246.11 - Step 4: Simplify right side
2,383,967.19x = 4,264,540,556,110.73 - Step 5: Solve for x
x = 4,264,540,556,110.73/2,383,967.19 - Step 6: Final answer
x = 1,788,841.96
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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.