Finding the Fourth Proportional to 3,379,471.48, 5,069,119.74 and 1,135,609.48
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Solution
The fourth proportional to 3,379,471.48, 5,069,119.74 and 1,135,609.48 is: 1,703,384.82
Step by Step Solution
- Step 1: Write the proportion equation
3,379,471.48 : 5,069,119.74 = 1,135,609.48 : x - Step 2: Convert to fraction form
3,379,471.48/5,069,119.74 = 1,135,609.48/x - Step 3: Cross multiply
3,379,471.48x = 5,069,119.74 × 1,135,609.48 - Step 4: Simplify right side
3,379,471.48x = 5,756,540,431,999.14 - Step 5: Solve for x
x = 5,756,540,431,999.14/3,379,471.48 - Step 6: Final answer
x = 1,703,384.82
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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.