Finding the Fourth Proportional to 6,364,720.28, 8,783,191.32 and 3,464,175.08
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Solution
The fourth proportional to 6,364,720.28, 8,783,191.32 and 3,464,175.08 is: 4,780,494.85
Step by Step Solution
- Step 1: Write the proportion equation
6,364,720.28 : 8,783,191.32 = 3,464,175.08 : x - Step 2: Convert to fraction form
6,364,720.28/8,783,191.32 = 3,464,175.08/x - Step 3: Cross multiply
6,364,720.28x = 8,783,191.32 × 3,464,175.08 - Step 4: Simplify right side
6,364,720.28x = 30,426,512,493,616.31 - Step 5: Solve for x
x = 30,426,512,493,616.31/6,364,720.28 - Step 6: Final answer
x = 4,780,494.85
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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.