Finding the Fourth Proportional to 3,766,768.97, 5,199,247.44 and 2,460,220.75
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Solution
The fourth proportional to 3,766,768.97, 5,199,247.44 and 2,460,220.75 is: 3,395,827.17
Step by Step Solution
- Step 1: Write the proportion equation
3,766,768.97 : 5,199,247.44 = 2,460,220.75 : x - Step 2: Convert to fraction form
3,766,768.97/5,199,247.44 = 2,460,220.75/x - Step 3: Cross multiply
3,766,768.97x = 5,199,247.44 × 2,460,220.75 - Step 4: Simplify right side
3,766,768.97x = 12,791,296,403,146.49 - Step 5: Solve for x
x = 12,791,296,403,146.49/3,766,768.97 - Step 6: Final answer
x = 3,395,827.17
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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.