Finding the Fourth Proportional to 3,751,115.82, 5,626,084.62 and 1,191,993.84
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Solution
The fourth proportional to 3,751,115.82, 5,626,084.62 and 1,191,993.84 is: 1,787,803.56
Step by Step Solution
- Step 1: Write the proportion equation
3,751,115.82 : 5,626,084.62 = 1,191,993.84 : x - Step 2: Convert to fraction form
3,751,115.82/5,626,084.62 = 1,191,993.84/x - Step 3: Cross multiply
3,751,115.82x = 5,626,084.62 × 1,191,993.84 - Step 4: Simplify right side
3,751,115.82x = 6,706,258,210,358.74 - Step 5: Solve for x
x = 6,706,258,210,358.74/3,751,115.82 - Step 6: Final answer
x = 1,787,803.56
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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.