Finding the Fourth Proportional to 2,768,874.12, 4,147,747.88 and 1,379,818.08
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Solution
The fourth proportional to 2,768,874.12, 4,147,747.88 and 1,379,818.08 is: 2,066,954.75
Step by Step Solution
- Step 1: Write the proportion equation
2,768,874.12 : 4,147,747.88 = 1,379,818.08 : x - Step 2: Convert to fraction form
2,768,874.12/4,147,747.88 = 1,379,818.08/x - Step 3: Cross multiply
2,768,874.12x = 4,147,747.88 × 1,379,818.08 - Step 4: Simplify right side
2,768,874.12x = 5,723,137,509,206.58 - Step 5: Solve for x
x = 5,723,137,509,206.58/2,768,874.12 - Step 6: Final answer
x = 2,066,954.75
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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.