Finding the Fourth Proportional to 2,765,751.75, 4,149,327.47 and 771,207.75
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Solution
The fourth proportional to 2,765,751.75, 4,149,327.47 and 771,207.75 is: 1,157,006.77
Step by Step Solution
- Step 1: Write the proportion equation
2,765,751.75 : 4,149,327.47 = 771,207.75 : x - Step 2: Convert to fraction form
2,765,751.75/4,149,327.47 = 771,207.75/x - Step 3: Cross multiply
2,765,751.75x = 4,149,327.47 × 771,207.75 - Step 4: Simplify right side
2,765,751.75x = 3,199,993,498,295.85 - Step 5: Solve for x
x = 3,199,993,498,295.85/2,765,751.75 - Step 6: Final answer
x = 1,157,006.77
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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.