Finding the Fourth Proportional to 2,469,696.12, 3,705,209.19 and 1,270,965.24
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Solution
The fourth proportional to 2,469,696.12, 3,705,209.19 and 1,270,965.24 is: 1,906,790.09
Step by Step Solution
- Step 1: Write the proportion equation
2,469,696.12 : 3,705,209.19 = 1,270,965.24 : x - Step 2: Convert to fraction form
2,469,696.12/3,705,209.19 = 1,270,965.24/x - Step 3: Cross multiply
2,469,696.12x = 3,705,209.19 × 1,270,965.24 - Step 4: Simplify right side
2,469,696.12x = 4,709,192,087,418.56 - Step 5: Solve for x
x = 4,709,192,087,418.56/2,469,696.12 - Step 6: Final answer
x = 1,906,790.09
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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.