Finding the Fourth Proportional to 3,186,120.44, 4,396,833.03 and 1,735,811.42
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Solution
The fourth proportional to 3,186,120.44, 4,396,833.03 and 1,735,811.42 is: 2,395,412.58
Step by Step Solution
- Step 1: Write the proportion equation
3,186,120.44 : 4,396,833.03 = 1,735,811.42 : x - Step 2: Convert to fraction form
3,186,120.44/4,396,833.03 = 1,735,811.42/x - Step 3: Cross multiply
3,186,120.44x = 4,396,833.03 × 1,735,811.42 - Step 4: Simplify right side
3,186,120.44x = 7,632,072,985,307.20 - Step 5: Solve for x
x = 7,632,072,985,307.20/3,186,120.44 - Step 6: Final answer
x = 2,395,412.58
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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.