Finding the Fourth Proportional to 1,045,843.09, 1,568,584.06 and 277,346.17
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Solution
The fourth proportional to 1,045,843.09, 1,568,584.06 and 277,346.17 is: 415,971.37
Step by Step Solution
- Step 1: Write the proportion equation
1,045,843.09 : 1,568,584.06 = 277,346.17 : x - Step 2: Convert to fraction form
1,045,843.09/1,568,584.06 = 277,346.17/x - Step 3: Cross multiply
1,045,843.09x = 1,568,584.06 × 277,346.17 - Step 4: Simplify right side
1,045,843.09x = 435,040,781,364.05 - Step 5: Solve for x
x = 435,040,781,364.05/1,045,843.09 - Step 6: Final answer
x = 415,971.37
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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.