Finding the Fourth Proportional to 3,422,626.80, 4,721,742 and 2,063,744.88
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Solution
The fourth proportional to 3,422,626.80, 4,721,742 and 2,063,744.88 is: 2,847,073.74
Step by Step Solution
- Step 1: Write the proportion equation
3,422,626.80 : 4,721,742 = 2,063,744.88 : x - Step 2: Convert to fraction form
3,422,626.80/4,721,742 = 2,063,744.88/x - Step 3: Cross multiply
3,422,626.80x = 4,721,742 × 2,063,744.88 - Step 4: Simplify right side
3,422,626.80x = 9,744,470,877,180.96 - Step 5: Solve for x
x = 9,744,470,877,180.96/3,422,626.80 - Step 6: Final answer
x = 2,847,073.74
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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.