Finding the Fourth Proportional to 1,267,078.62, 1,748,588.33 and 694,080.97
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Solution
The fourth proportional to 1,267,078.62, 1,748,588.33 and 694,080.97 is: 957,842.60
Step by Step Solution
- Step 1: Write the proportion equation
1,267,078.62 : 1,748,588.33 = 694,080.97 : x - Step 2: Convert to fraction form
1,267,078.62/1,748,588.33 = 694,080.97/x - Step 3: Cross multiply
1,267,078.62x = 1,748,588.33 × 694,080.97 - Step 4: Simplify right side
1,267,078.62x = 1,213,661,884,217.08 - Step 5: Solve for x
x = 1,213,661,884,217.08/1,267,078.62 - Step 6: Final answer
x = 957,842.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.