Finding the Fourth Proportional to 2,480,241.68, 3,422,469.12 and 1,392,632
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Solution
The fourth proportional to 2,480,241.68, 3,422,469.12 and 1,392,632 is: 1,921,683.70
Step by Step Solution
- Step 1: Write the proportion equation
2,480,241.68 : 3,422,469.12 = 1,392,632 : x - Step 2: Convert to fraction form
2,480,241.68/3,422,469.12 = 1,392,632/x - Step 3: Cross multiply
2,480,241.68x = 3,422,469.12 × 1,392,632 - Step 4: Simplify right side
2,480,241.68x = 4,766,240,015,523.84 - Step 5: Solve for x
x = 4,766,240,015,523.84/2,480,241.68 - Step 6: Final answer
x = 1,921,683.70
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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.