Finding the Fourth Proportional to 3,404,198.76, 5,107,848.30 and 1,274,448.84
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Solution
The fourth proportional to 3,404,198.76, 5,107,848.30 and 1,274,448.84 is: 1,912,253.60
Step by Step Solution
- Step 1: Write the proportion equation
3,404,198.76 : 5,107,848.30 = 1,274,448.84 : x - Step 2: Convert to fraction form
3,404,198.76/5,107,848.30 = 1,274,448.84/x - Step 3: Cross multiply
3,404,198.76x = 5,107,848.30 × 1,274,448.84 - Step 4: Simplify right side
3,404,198.76x = 6,509,691,340,830.97 - Step 5: Solve for x
x = 6,509,691,340,830.97/3,404,198.76 - Step 6: Final answer
x = 1,912,253.60
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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.