Finding the Fourth Proportional to 4,215,319.35, 6,322,969.65 and 3,257,168.19
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Solution
The fourth proportional to 4,215,319.35, 6,322,969.65 and 3,257,168.19 is: 4,885,745.04
Step by Step Solution
- Step 1: Write the proportion equation
4,215,319.35 : 6,322,969.65 = 3,257,168.19 : x - Step 2: Convert to fraction form
4,215,319.35/6,322,969.65 = 3,257,168.19/x - Step 3: Cross multiply
4,215,319.35x = 6,322,969.65 × 3,257,168.19 - Step 4: Simplify right side
4,215,319.35x = 20,594,975,610,315.43 - Step 5: Solve for x
x = 20,594,975,610,315.43/4,215,319.35 - Step 6: Final answer
x = 4,885,745.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.