Finding the Fourth Proportional to 1,540,335.36, 2,126,309.76 and 936,933.12
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Solution
The fourth proportional to 1,540,335.36, 2,126,309.76 and 936,933.12 is: 1,293,361.23
Step by Step Solution
- Step 1: Write the proportion equation
1,540,335.36 : 2,126,309.76 = 936,933.12 : x - Step 2: Convert to fraction form
1,540,335.36/2,126,309.76 = 936,933.12/x - Step 3: Cross multiply
1,540,335.36x = 2,126,309.76 × 936,933.12 - Step 4: Simplify right side
1,540,335.36x = 1,992,210,037,523.25 - Step 5: Solve for x
x = 1,992,210,037,523.25/1,540,335.36 - Step 6: Final answer
x = 1,293,361.23
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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.