Finding the Fourth Proportional to 3,227,375.21, 4,453,875.81 and 1,777,122.54
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Solution
The fourth proportional to 3,227,375.21, 4,453,875.81 and 1,777,122.54 is: 2,452,483.08
Step by Step Solution
- Step 1: Write the proportion equation
3,227,375.21 : 4,453,875.81 = 1,777,122.54 : x - Step 2: Convert to fraction form
3,227,375.21/4,453,875.81 = 1,777,122.54/x - Step 3: Cross multiply
3,227,375.21x = 4,453,875.81 × 1,777,122.54 - Step 4: Simplify right side
3,227,375.21x = 7,915,083,092,311.76 - Step 5: Solve for x
x = 7,915,083,092,311.76/3,227,375.21 - Step 6: Final answer
x = 2,452,483.08
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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.