Finding the Fourth Proportional to 1,364,137.36, 1,882,872.63 and 805,820.88
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Solution
The fourth proportional to 1,364,137.36, 1,882,872.63 and 805,820.88 is: 1,112,247.28
Step by Step Solution
- Step 1: Write the proportion equation
1,364,137.36 : 1,882,872.63 = 805,820.88 : x - Step 2: Convert to fraction form
1,364,137.36/1,882,872.63 = 805,820.88/x - Step 3: Cross multiply
1,364,137.36x = 1,882,872.63 × 805,820.88 - Step 4: Simplify right side
1,364,137.36x = 1,517,258,066,191.05 - Step 5: Solve for x
x = 1,517,258,066,191.05/1,364,137.36 - Step 6: Final answer
x = 1,112,247.28
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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.