Finding the Fourth Proportional to 5,494,053.48, 8,242,261.20 and 1,851,145.44
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Solution
The fourth proportional to 5,494,053.48, 8,242,261.20 and 1,851,145.44 is: 2,777,116.07
Step by Step Solution
- Step 1: Write the proportion equation
5,494,053.48 : 8,242,261.20 = 1,851,145.44 : x - Step 2: Convert to fraction form
5,494,053.48/8,242,261.20 = 1,851,145.44/x - Step 3: Cross multiply
5,494,053.48x = 8,242,261.20 × 1,851,145.44 - Step 4: Simplify right side
5,494,053.48x = 15,257,624,235,668.93 - Step 5: Solve for x
x = 15,257,624,235,668.93/5,494,053.48 - Step 6: Final answer
x = 2,777,116.07
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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.