Finding the Fourth Proportional to 3,789,076.48, 5,228,770.08 and 2,070,256
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Solution
The fourth proportional to 3,789,076.48, 5,228,770.08 and 2,070,256 is: 2,856,868.34
Step by Step Solution
- Step 1: Write the proportion equation
3,789,076.48 : 5,228,770.08 = 2,070,256 : x - Step 2: Convert to fraction form
3,789,076.48/5,228,770.08 = 2,070,256/x - Step 3: Cross multiply
3,789,076.48x = 5,228,770.08 × 2,070,256 - Step 4: Simplify right side
3,789,076.48x = 10,824,892,630,740.48 - Step 5: Solve for x
x = 10,824,892,630,740.48/3,789,076.48 - Step 6: Final answer
x = 2,856,868.34
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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.