Finding the Fourth Proportional to 1,269,171.62, 1,903,747.84 and 416,834.84
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Solution
The fourth proportional to 1,269,171.62, 1,903,747.84 and 416,834.84 is: 625,249.11
Step by Step Solution
- Step 1: Write the proportion equation
1,269,171.62 : 1,903,747.84 = 416,834.84 : x - Step 2: Convert to fraction form
1,269,171.62/1,903,747.84 = 416,834.84/x - Step 3: Cross multiply
1,269,171.62x = 1,903,747.84 × 416,834.84 - Step 4: Simplify right side
1,269,171.62x = 793,548,426,286.75 - Step 5: Solve for x
x = 793,548,426,286.75/1,269,171.62 - Step 6: Final answer
x = 625,249.11
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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.