Finding the Fourth Proportional to 4,265,152.20, 6,385,286.70 and 4,140,736.20
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Solution
The fourth proportional to 4,265,152.20, 6,385,286.70 and 4,140,736.20 is: 6,199,025.63
Step by Step Solution
- Step 1: Write the proportion equation
4,265,152.20 : 6,385,286.70 = 4,140,736.20 : x - Step 2: Convert to fraction form
4,265,152.20/6,385,286.70 = 4,140,736.20/x - Step 3: Cross multiply
4,265,152.20x = 6,385,286.70 × 4,140,736.20 - Step 4: Simplify right side
4,265,152.20x = 26,439,787,786,068.54 - Step 5: Solve for x
x = 26,439,787,786,068.54/4,265,152.20 - Step 6: Final answer
x = 6,199,025.63
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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.