Finding the Fourth Proportional to 6,512,404, 8,987,229.84 and 3,611,921.44
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Solution
The fourth proportional to 6,512,404, 8,987,229.84 and 3,611,921.44 is: 4,984,513.88
Step by Step Solution
- Step 1: Write the proportion equation
6,512,404 : 8,987,229.84 = 3,611,921.44 : x - Step 2: Convert to fraction form
6,512,404/8,987,229.84 = 3,611,921.44/x - Step 3: Cross multiply
6,512,404x = 8,987,229.84 × 3,611,921.44 - Step 4: Simplify right side
6,512,404x = 32,461,168,145,303.77 - Step 5: Solve for x
x = 32,461,168,145,303.77/6,512,404 - Step 6: Final answer
x = 4,984,513.88
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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.