Finding the Fourth Proportional to 3,380,169.68, 5,070,206.64 and 821,403.44
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Solution
The fourth proportional to 3,380,169.68, 5,070,206.64 and 821,403.44 is: 1,232,093.52
Step by Step Solution
- Step 1: Write the proportion equation
3,380,169.68 : 5,070,206.64 = 821,403.44 : x - Step 2: Convert to fraction form
3,380,169.68/5,070,206.64 = 821,403.44/x - Step 3: Cross multiply
3,380,169.68x = 5,070,206.64 × 821,403.44 - Step 4: Simplify right side
3,380,169.68x = 4,164,685,175,606.84 - Step 5: Solve for x
x = 4,164,685,175,606.84/3,380,169.68 - Step 6: Final answer
x = 1,232,093.52
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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.