Finding the Fourth Proportional to 1,183,583.10, 1,633,311.86 and 667,332.48
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Solution
The fourth proportional to 1,183,583.10, 1,633,311.86 and 667,332.48 is: 920,900.32
Step by Step Solution
- Step 1: Write the proportion equation
1,183,583.10 : 1,633,311.86 = 667,332.48 : x - Step 2: Convert to fraction form
1,183,583.10/1,633,311.86 = 667,332.48/x - Step 3: Cross multiply
1,183,583.10x = 1,633,311.86 × 667,332.48 - Step 4: Simplify right side
1,183,583.10x = 1,089,962,054,147.21 - Step 5: Solve for x
x = 1,089,962,054,147.21/1,183,583.10 - Step 6: Final answer
x = 920,900.32
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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.