Finding the Fourth Proportional to 3,550,375.04, 4,899,518.24 and 1,918,777.12
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Solution
The fourth proportional to 3,550,375.04, 4,899,518.24 and 1,918,777.12 is: 2,647,912.80
Step by Step Solution
- Step 1: Write the proportion equation
3,550,375.04 : 4,899,518.24 = 1,918,777.12 : x - Step 2: Convert to fraction form
3,550,375.04/4,899,518.24 = 1,918,777.12/x - Step 3: Cross multiply
3,550,375.04x = 4,899,518.24 × 1,918,777.12 - Step 4: Simplify right side
3,550,375.04x = 9,401,083,497,934.67 - Step 5: Solve for x
x = 9,401,083,497,934.67/3,550,375.04 - Step 6: Final answer
x = 2,647,912.80
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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.