Finding the Fourth Proportional to 4,256,393.20, 6,376,295.40 and 2,568,482.80
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Solution
The fourth proportional to 4,256,393.20, 6,376,295.40 and 2,568,482.80 is: 3,847,719.02
Step by Step Solution
- Step 1: Write the proportion equation
4,256,393.20 : 6,376,295.40 = 2,568,482.80 : x - Step 2: Convert to fraction form
4,256,393.20/6,376,295.40 = 2,568,482.80/x - Step 3: Cross multiply
4,256,393.20x = 6,376,295.40 × 2,568,482.80 - Step 4: Simplify right side
4,256,393.20x = 16,377,405,062,619.12 - Step 5: Solve for x
x = 16,377,405,062,619.12/4,256,393.20 - Step 6: Final answer
x = 3,847,719.02
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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.