Finding the Fourth Proportional to 4,055,128.05, 6,086,136.60 and 1,660,691.10
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Solution
The fourth proportional to 4,055,128.05, 6,086,136.60 and 1,660,691.10 is: 2,492,447.28
Step by Step Solution
- Step 1: Write the proportion equation
4,055,128.05 : 6,086,136.60 = 1,660,691.10 : x - Step 2: Convert to fraction form
4,055,128.05/6,086,136.60 = 1,660,691.10/x - Step 3: Cross multiply
4,055,128.05x = 6,086,136.60 × 1,660,691.10 - Step 4: Simplify right side
4,055,128.05x = 10,107,192,885,004.26 - Step 5: Solve for x
x = 10,107,192,885,004.26/4,055,128.05 - Step 6: Final answer
x = 2,492,447.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.