Finding the Fourth Proportional to 3,800,261.44, 5,244,397.74 and 2,272,368.56
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Solution
The fourth proportional to 3,800,261.44, 5,244,397.74 and 2,272,368.56 is: 3,135,890.71
Step by Step Solution
- Step 1: Write the proportion equation
3,800,261.44 : 5,244,397.74 = 2,272,368.56 : x - Step 2: Convert to fraction form
3,800,261.44/5,244,397.74 = 2,272,368.56/x - Step 3: Cross multiply
3,800,261.44x = 5,244,397.74 × 2,272,368.56 - Step 4: Simplify right side
3,800,261.44x = 11,917,204,540,511.05 - Step 5: Solve for x
x = 11,917,204,540,511.05/3,800,261.44 - Step 6: Final answer
x = 3,135,890.71
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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.