Finding the Fourth Proportional to 2,201,679.60, 3,302,519.40 and 939,634.80
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Solution
The fourth proportional to 2,201,679.60, 3,302,519.40 and 939,634.80 is: 1,409,452.20
Step by Step Solution
- Step 1: Write the proportion equation
2,201,679.60 : 3,302,519.40 = 939,634.80 : x - Step 2: Convert to fraction form
2,201,679.60/3,302,519.40 = 939,634.80/x - Step 3: Cross multiply
2,201,679.60x = 3,302,519.40 × 939,634.80 - Step 4: Simplify right side
2,201,679.60x = 3,103,162,155,915.12 - Step 5: Solve for x
x = 3,103,162,155,915.12/2,201,679.60 - Step 6: Final answer
x = 1,409,452.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.