Finding the Fourth Proportional to 4,291,074.82, 5,920,662.36 and 2,430,506.44
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Solution
The fourth proportional to 4,291,074.82, 5,920,662.36 and 2,430,506.44 is: 3,353,520.64
Step by Step Solution
- Step 1: Write the proportion equation
4,291,074.82 : 5,920,662.36 = 2,430,506.44 : x - Step 2: Convert to fraction form
4,291,074.82/5,920,662.36 = 2,430,506.44/x - Step 3: Cross multiply
4,291,074.82x = 5,920,662.36 × 2,430,506.44 - Step 4: Simplify right side
4,291,074.82x = 14,390,207,995,045.60 - Step 5: Solve for x
x = 14,390,207,995,045.60/4,291,074.82 - Step 6: Final answer
x = 3,353,520.64
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1.5x scale
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.