Finding the Fourth Proportional to 4,906,085.75, 6,770,330.08 and 2,730,629.46
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Solution
The fourth proportional to 4,906,085.75, 6,770,330.08 and 2,730,629.46 is: 3,768,230.67
Step by Step Solution
- Step 1: Write the proportion equation
4,906,085.75 : 6,770,330.08 = 2,730,629.46 : x - Step 2: Convert to fraction form
4,906,085.75/6,770,330.08 = 2,730,629.46/x - Step 3: Cross multiply
4,906,085.75x = 6,770,330.08 × 2,730,629.46 - Step 4: Simplify right side
4,906,085.75x = 18,487,262,770,372.16 - Step 5: Solve for x
x = 18,487,262,770,372.16/4,906,085.75 - Step 6: Final answer
x = 3,768,230.67
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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.