Finding the Fourth Proportional to 4,906,465.60, 6,770,922.84 and 2,730,961.92
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Solution
The fourth proportional to 4,906,465.60, 6,770,922.84 and 2,730,961.92 is: 3,768,727.62
Step by Step Solution
- Step 1: Write the proportion equation
4,906,465.60 : 6,770,922.84 = 2,730,961.92 : x - Step 2: Convert to fraction form
4,906,465.60/6,770,922.84 = 2,730,961.92/x - Step 3: Cross multiply
4,906,465.60x = 6,770,922.84 × 2,730,961.92 - Step 4: Simplify right side
4,906,465.60x = 18,491,132,439,298.25 - Step 5: Solve for x
x = 18,491,132,439,298.25/4,906,465.60 - Step 6: Final answer
x = 3,768,727.62
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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.