Finding the Fourth Proportional to 3,995,201.60, 5,997,067.05 and 1,721,847.90
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Solution
The fourth proportional to 3,995,201.60, 5,997,067.05 and 1,721,847.90 is: 2,584,609.83
Step by Step Solution
- Step 1: Write the proportion equation
3,995,201.60 : 5,997,067.05 = 1,721,847.90 : x - Step 2: Convert to fraction form
3,995,201.60/5,997,067.05 = 1,721,847.90/x - Step 3: Cross multiply
3,995,201.60x = 5,997,067.05 × 1,721,847.90 - Step 4: Simplify right side
3,995,201.60x = 10,326,037,335,147.63 - Step 5: Solve for x
x = 10,326,037,335,147.63/3,995,201.60 - Step 6: Final answer
x = 2,584,609.83
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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.