Finding the Fourth Proportional to 1,649,174.08, 2,276,556.96 and 1,076,704.96
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Solution
The fourth proportional to 1,649,174.08, 2,276,556.96 and 1,076,704.96 is: 1,486,307.72
Step by Step Solution
- Step 1: Write the proportion equation
1,649,174.08 : 2,276,556.96 = 1,076,704.96 : x - Step 2: Convert to fraction form
1,649,174.08/2,276,556.96 = 1,076,704.96/x - Step 3: Cross multiply
1,649,174.08x = 2,276,556.96 × 1,076,704.96 - Step 4: Simplify right side
1,649,174.08x = 2,451,180,170,554.52 - Step 5: Solve for x
x = 2,451,180,170,554.52/1,649,174.08 - Step 6: Final answer
x = 1,486,307.72
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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.