Finding the Fourth Proportional to 2,687,101.26, 3,708,355.71 and 2,023,625.62
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Solution
The fourth proportional to 2,687,101.26, 3,708,355.71 and 2,023,625.62 is: 2,792,720.82
Step by Step Solution
- Step 1: Write the proportion equation
2,687,101.26 : 3,708,355.71 = 2,023,625.62 : x - Step 2: Convert to fraction form
2,687,101.26/3,708,355.71 = 2,023,625.62/x - Step 3: Cross multiply
2,687,101.26x = 3,708,355.71 × 2,023,625.62 - Step 4: Simplify right side
2,687,101.26x = 7,504,323,622,829.29 - Step 5: Solve for x
x = 7,504,323,622,829.29/2,687,101.26 - Step 6: Final answer
x = 2,792,720.82
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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.