Finding the Fourth Proportional to 2,568,671.38, 3,544,640.00 and 1,407,122.67
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Solution
The fourth proportional to 2,568,671.38, 3,544,640.00 and 1,407,122.67 is: 1,941,759.99
Step by Step Solution
- Step 1: Write the proportion equation
2,568,671.38 : 3,544,640.00 = 1,407,122.67 : x - Step 2: Convert to fraction form
2,568,671.38/3,544,640.00 = 1,407,122.67/x - Step 3: Cross multiply
2,568,671.38x = 3,544,640.00 × 1,407,122.67 - Step 4: Simplify right side
2,568,671.38x = 4,987,743,312,522.30 - Step 5: Solve for x
x = 4,987,743,312,522.30/2,568,671.38 - Step 6: Final answer
x = 1,941,759.99
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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.