Finding the Fourth Proportional to 3,737,489.07, 5,585,750.75 and 2,728,735.32
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Solution
The fourth proportional to 3,737,489.07, 5,585,750.75 and 2,728,735.32 is: 4,078,148.48
Step by Step Solution
- Step 1: Write the proportion equation
3,737,489.07 : 5,585,750.75 = 2,728,735.32 : x - Step 2: Convert to fraction form
3,737,489.07/5,585,750.75 = 2,728,735.32/x - Step 3: Cross multiply
3,737,489.07x = 5,585,750.75 × 2,728,735.32 - Step 4: Simplify right side
3,737,489.07x = 15,242,035,360,241.49 - Step 5: Solve for x
x = 15,242,035,360,241.49/3,737,489.07 - Step 6: Final answer
x = 4,078,148.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.