Finding the Fourth Proportional to 4,809,630.96, 7,214,796.36 and 1,614,730.14
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Solution
The fourth proportional to 4,809,630.96, 7,214,796.36 and 1,614,730.14 is: 2,422,212.69
Step by Step Solution
- Step 1: Write the proportion equation
4,809,630.96 : 7,214,796.36 = 1,614,730.14 : x - Step 2: Convert to fraction form
4,809,630.96/7,214,796.36 = 1,614,730.14/x - Step 3: Cross multiply
4,809,630.96x = 7,214,796.36 × 1,614,730.14 - Step 4: Simplify right side
4,809,630.96x = 11,649,949,136,454.29 - Step 5: Solve for x
x = 11,649,949,136,454.29/4,809,630.96 - Step 6: Final answer
x = 2,422,212.69
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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.