Finding the Fourth Proportional to 4,378,311.08, 6,043,077.06 and 2,568,058.28
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Solution
The fourth proportional to 4,378,311.08, 6,043,077.06 and 2,568,058.28 is: 3,544,511.52
Step by Step Solution
- Step 1: Write the proportion equation
4,378,311.08 : 6,043,077.06 = 2,568,058.28 : x - Step 2: Convert to fraction form
4,378,311.08/6,043,077.06 = 2,568,058.28/x - Step 3: Cross multiply
4,378,311.08x = 6,043,077.06 × 2,568,058.28 - Step 4: Simplify right side
4,378,311.08x = 15,518,974,080,611.05 - Step 5: Solve for x
x = 15,518,974,080,611.05/4,378,311.08 - Step 6: Final answer
x = 3,544,511.52
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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.