Finding the Fourth Proportional to 5,927,863.26, 8,180,449.70 and 3,211,609.26
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Solution
The fourth proportional to 5,927,863.26, 8,180,449.70 and 3,211,609.26 is: 4,432,019.91
Step by Step Solution
- Step 1: Write the proportion equation
5,927,863.26 : 8,180,449.70 = 3,211,609.26 : x - Step 2: Convert to fraction form
5,927,863.26/8,180,449.70 = 3,211,609.26/x - Step 3: Cross multiply
5,927,863.26x = 8,180,449.70 × 3,211,609.26 - Step 4: Simplify right side
5,927,863.26x = 26,272,407,991,426.18 - Step 5: Solve for x
x = 26,272,407,991,426.18/5,927,863.26 - Step 6: Final answer
x = 4,432,019.91
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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.