Finding the Fourth Proportional to 3,832,288.16, 5,288,379.78 and 2,199,546.41
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Solution
The fourth proportional to 3,832,288.16, 5,288,379.78 and 2,199,546.41 is: 3,035,271.95
Step by Step Solution
- Step 1: Write the proportion equation
3,832,288.16 : 5,288,379.78 = 2,199,546.41 : x - Step 2: Convert to fraction form
3,832,288.16/5,288,379.78 = 2,199,546.41/x - Step 3: Cross multiply
3,832,288.16x = 5,288,379.78 × 2,199,546.41 - Step 4: Simplify right side
3,832,288.16x = 11,632,036,759,815.59 - Step 5: Solve for x
x = 11,632,036,759,815.59/3,832,288.16 - Step 6: Final answer
x = 3,035,271.95
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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.