Finding the Fourth Proportional to 3,844,176.36, 5,305,074.12 and 2,125,407.84
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Solution
The fourth proportional to 3,844,176.36, 5,305,074.12 and 2,125,407.84 is: 2,933,124.05
Step by Step Solution
- Step 1: Write the proportion equation
3,844,176.36 : 5,305,074.12 = 2,125,407.84 : x - Step 2: Convert to fraction form
3,844,176.36/5,305,074.12 = 2,125,407.84/x - Step 3: Cross multiply
3,844,176.36x = 5,305,074.12 × 2,125,407.84 - Step 4: Simplify right side
3,844,176.36x = 11,275,446,126,429.10 - Step 5: Solve for x
x = 11,275,446,126,429.10/3,844,176.36 - Step 6: Final answer
x = 2,933,124.05
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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.