Finding the Fourth Proportional to 1,270,525.64, 1,752,825.29 and 726,369.08
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Solution
The fourth proportional to 1,270,525.64, 1,752,825.29 and 726,369.08 is: 1,002,103.42
Step by Step Solution
- Step 1: Write the proportion equation
1,270,525.64 : 1,752,825.29 = 726,369.08 : x - Step 2: Convert to fraction form
1,270,525.64/1,752,825.29 = 726,369.08/x - Step 3: Cross multiply
1,270,525.64x = 1,752,825.29 × 726,369.08 - Step 4: Simplify right side
1,270,525.64x = 1,273,198,080,902.06 - Step 5: Solve for x
x = 1,273,198,080,902.06/1,270,525.64 - Step 6: Final answer
x = 1,002,103.42
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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.