Finding the Fourth Proportional to 3,280,469.99, 4,521,893.54 and 2,246,189.18
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Solution
The fourth proportional to 3,280,469.99, 4,521,893.54 and 2,246,189.18 is: 3,096,211.32
Step by Step Solution
- Step 1: Write the proportion equation
3,280,469.99 : 4,521,893.54 = 2,246,189.18 : x - Step 2: Convert to fraction form
3,280,469.99/4,521,893.54 = 2,246,189.18/x - Step 3: Cross multiply
3,280,469.99x = 4,521,893.54 × 2,246,189.18 - Step 4: Simplify right side
3,280,469.99x = 10,157,028,308,819.48 - Step 5: Solve for x
x = 10,157,028,308,819.48/3,280,469.99 - Step 6: Final answer
x = 3,096,211.32
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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.