Finding the Fourth Proportional to 1,267,042.24, 1,748,546.56 and 723,167.36
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Solution
The fourth proportional to 1,267,042.24, 1,748,546.56 and 723,167.36 is: 997,987.09
Step by Step Solution
- Step 1: Write the proportion equation
1,267,042.24 : 1,748,546.56 = 723,167.36 : x - Step 2: Convert to fraction form
1,267,042.24/1,748,546.56 = 723,167.36/x - Step 3: Cross multiply
1,267,042.24x = 1,748,546.56 × 723,167.36 - Step 4: Simplify right side
1,267,042.24x = 1,264,491,799,632.28 - Step 5: Solve for x
x = 1,264,491,799,632.28/1,267,042.24 - Step 6: Final answer
x = 997,987.09
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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.