Finding the Fourth Proportional to 4,114,905.68, 6,170,103.48 and 1,274,229.20
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Solution
The fourth proportional to 4,114,905.68, 6,170,103.48 and 1,274,229.20 is: 1,910,645.50
Step by Step Solution
- Step 1: Write the proportion equation
4,114,905.68 : 6,170,103.48 = 1,274,229.20 : x - Step 2: Convert to fraction form
4,114,905.68/6,170,103.48 = 1,274,229.20/x - Step 3: Cross multiply
4,114,905.68x = 6,170,103.48 × 1,274,229.20 - Step 4: Simplify right side
4,114,905.68x = 7,862,126,021,237.62 - Step 5: Solve for x
x = 7,862,126,021,237.62/4,114,905.68 - Step 6: Final answer
x = 1,910,645.50
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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.