Finding the Fourth Proportional to 1,222,954.80, 1,686,489.84 and 950,542.08
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Solution
The fourth proportional to 1,222,954.80, 1,686,489.84 and 950,542.08 is: 1,310,824.86
Step by Step Solution
- Step 1: Write the proportion equation
1,222,954.80 : 1,686,489.84 = 950,542.08 : x - Step 2: Convert to fraction form
1,222,954.80/1,686,489.84 = 950,542.08/x - Step 3: Cross multiply
1,222,954.80x = 1,686,489.84 × 950,542.08 - Step 4: Simplify right side
1,222,954.80x = 1,603,079,560,412.47 - Step 5: Solve for x
x = 1,603,079,560,412.47/1,222,954.80 - Step 6: Final answer
x = 1,310,824.86
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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.