Finding the Fourth Proportional to 2,137,626.36, 3,206,143.08 and 540,091.08
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Solution
The fourth proportional to 2,137,626.36, 3,206,143.08 and 540,091.08 is: 810,061.72
Step by Step Solution
- Step 1: Write the proportion equation
2,137,626.36 : 3,206,143.08 = 540,091.08 : x - Step 2: Convert to fraction form
2,137,626.36/3,206,143.08 = 540,091.08/x - Step 3: Cross multiply
2,137,626.36x = 3,206,143.08 × 540,091.08 - Step 4: Simplify right side
2,137,626.36x = 1,731,609,278,711.73 - Step 5: Solve for x
x = 1,731,609,278,711.73/2,137,626.36 - Step 6: Final answer
x = 810,061.72
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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.