Finding the Fourth Proportional to 3,497,648.40, 4,848,766.74 and 3,306,067.92
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Solution
The fourth proportional to 3,497,648.40, 4,848,766.74 and 3,306,067.92 is: 4,583,179.99
Step by Step Solution
- Step 1: Write the proportion equation
3,497,648.40 : 4,848,766.74 = 3,306,067.92 : x - Step 2: Convert to fraction form
3,497,648.40/4,848,766.74 = 3,306,067.92/x - Step 3: Cross multiply
3,497,648.40x = 4,848,766.74 × 3,306,067.92 - Step 4: Simplify right side
3,497,648.40x = 16,030,352,170,676.98 - Step 5: Solve for x
x = 16,030,352,170,676.98/3,497,648.40 - Step 6: Final answer
x = 4,583,179.99
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.