Finding the Fourth Proportional to 2,822,286.64, 3,894,783.24 and 1,533,137.44
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Solution
The fourth proportional to 2,822,286.64, 3,894,783.24 and 1,533,137.44 is: 2,115,744.70
Step by Step Solution
- Step 1: Write the proportion equation
2,822,286.64 : 3,894,783.24 = 1,533,137.44 : x - Step 2: Convert to fraction form
2,822,286.64/3,894,783.24 = 1,533,137.44/x - Step 3: Cross multiply
2,822,286.64x = 3,894,783.24 × 1,533,137.44 - Step 4: Simplify right side
2,822,286.64x = 5,971,238,005,928.51 - Step 5: Solve for x
x = 5,971,238,005,928.51/2,822,286.64 - Step 6: Final answer
x = 2,115,744.70
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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.