Finding the Fourth Proportional to 2,338,634.84, 3,486,334.69 and 2,301,781.60
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Solution
The fourth proportional to 2,338,634.84, 3,486,334.69 and 2,301,781.60 is: 3,431,395.49
Step by Step Solution
- Step 1: Write the proportion equation
2,338,634.84 : 3,486,334.69 = 2,301,781.60 : x - Step 2: Convert to fraction form
2,338,634.84/3,486,334.69 = 2,301,781.60/x - Step 3: Cross multiply
2,338,634.84x = 3,486,334.69 × 2,301,781.60 - Step 4: Simplify right side
2,338,634.84x = 8,024,781,040,883.70 - Step 5: Solve for x
x = 8,024,781,040,883.70/2,338,634.84 - Step 6: Final answer
x = 3,431,395.49
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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.