Finding the Fourth Proportional to 3,888,101.22, 5,833,135.98 and 1,192,563.58
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Solution
The fourth proportional to 3,888,101.22, 5,833,135.98 and 1,192,563.58 is: 1,789,147.22
Step by Step Solution
- Step 1: Write the proportion equation
3,888,101.22 : 5,833,135.98 = 1,192,563.58 : x - Step 2: Convert to fraction form
3,888,101.22/5,833,135.98 = 1,192,563.58/x - Step 3: Cross multiply
3,888,101.22x = 5,833,135.98 × 1,192,563.58 - Step 4: Simplify right side
3,888,101.22x = 6,956,385,497,769.93 - Step 5: Solve for x
x = 6,956,385,497,769.93/3,888,101.22 - Step 6: Final answer
x = 1,789,147.22
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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.