Finding the Fourth Proportional to 1,214,244.26, 1,821,454.80 and 466,290.26
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Solution
The fourth proportional to 1,214,244.26, 1,821,454.80 and 466,290.26 is: 699,469.34
Step by Step Solution
- Step 1: Write the proportion equation
1,214,244.26 : 1,821,454.80 = 466,290.26 : x - Step 2: Convert to fraction form
1,214,244.26/1,821,454.80 = 466,290.26/x - Step 3: Cross multiply
1,214,244.26x = 1,821,454.80 × 466,290.26 - Step 4: Simplify right side
1,214,244.26x = 849,326,632,270.25 - Step 5: Solve for x
x = 849,326,632,270.25/1,214,244.26 - Step 6: Final answer
x = 699,469.34
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1.5x scale
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.