Finding the Fourth Proportional to 3,081,987.84, 4,252,770.57 and 1,775,667.24
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Solution
The fourth proportional to 3,081,987.84, 4,252,770.57 and 1,775,667.24 is: 2,450,206.09
Step by Step Solution
- Step 1: Write the proportion equation
3,081,987.84 : 4,252,770.57 = 1,775,667.24 : x - Step 2: Convert to fraction form
3,081,987.84/4,252,770.57 = 1,775,667.24/x - Step 3: Cross multiply
3,081,987.84x = 4,252,770.57 × 1,775,667.24 - Step 4: Simplify right side
3,081,987.84x = 7,551,505,380,385.13 - Step 5: Solve for x
x = 7,551,505,380,385.13/3,081,987.84 - Step 6: Final answer
x = 2,450,206.09
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1.5x scale
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.