Finding the Fourth Proportional to 2,149,893.37, 3,224,865.12 and 853,364.14
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Solution
The fourth proportional to 2,149,893.37, 3,224,865.12 and 853,364.14 is: 1,280,056.15
Step by Step Solution
- Step 1: Write the proportion equation
2,149,893.37 : 3,224,865.12 = 853,364.14 : x - Step 2: Convert to fraction form
2,149,893.37/3,224,865.12 = 853,364.14/x - Step 3: Cross multiply
2,149,893.37x = 3,224,865.12 × 853,364.14 - Step 4: Simplify right side
2,149,893.37x = 2,751,984,229,353.65 - Step 5: Solve for x
x = 2,751,984,229,353.65/2,149,893.37 - Step 6: Final answer
x = 1,280,056.15
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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.