Finding the Fourth Proportional to 3,477,010.20, 5,215,515.30 and 2,201,551.80
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Solution
The fourth proportional to 3,477,010.20, 5,215,515.30 and 2,201,551.80 is: 3,302,327.70
Step by Step Solution
- Step 1: Write the proportion equation
3,477,010.20 : 5,215,515.30 = 2,201,551.80 : x - Step 2: Convert to fraction form
3,477,010.20/5,215,515.30 = 2,201,551.80/x - Step 3: Cross multiply
3,477,010.20x = 5,215,515.30 × 2,201,551.80 - Step 4: Simplify right side
3,477,010.20x = 11,482,227,096,642.54 - Step 5: Solve for x
x = 11,482,227,096,642.54/3,477,010.20 - Step 6: Final answer
x = 3,302,327.70
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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.