Finding the Fourth Proportional to 4,647,971.80, 6,414,356.84 and 2,583,074.41
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Solution
The fourth proportional to 4,647,971.80, 6,414,356.84 and 2,583,074.41 is: 3,564,729.25
Step by Step Solution
- Step 1: Write the proportion equation
4,647,971.80 : 6,414,356.84 = 2,583,074.41 : x - Step 2: Convert to fraction form
4,647,971.80/6,414,356.84 = 2,583,074.41/x - Step 3: Cross multiply
4,647,971.80x = 6,414,356.84 × 2,583,074.41 - Step 4: Simplify right side
4,647,971.80x = 16,568,761,010,012.46 - Step 5: Solve for x
x = 16,568,761,010,012.46/4,647,971.80 - Step 6: Final answer
x = 3,564,729.25
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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.