Finding the Fourth Proportional to 1,339,535.08, 1,848,622.62 and 823,311.50
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Solution
The fourth proportional to 1,339,535.08, 1,848,622.62 and 823,311.50 is: 1,136,209.33
Step by Step Solution
- Step 1: Write the proportion equation
1,339,535.08 : 1,848,622.62 = 823,311.50 : x - Step 2: Convert to fraction form
1,339,535.08/1,848,622.62 = 823,311.50/x - Step 3: Cross multiply
1,339,535.08x = 1,848,622.62 × 823,311.50 - Step 4: Simplify right side
1,339,535.08x = 1,521,992,262,206.13 - Step 5: Solve for x
x = 1,521,992,262,206.13/1,339,535.08 - Step 6: Final answer
x = 1,136,209.33
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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.