Finding the Fourth Proportional to 3,170,201.96, 4,375,291.38 and 1,775,294.85
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Solution
The fourth proportional to 3,170,201.96, 4,375,291.38 and 1,775,294.85 is: 2,450,137.99
Step by Step Solution
- Step 1: Write the proportion equation
3,170,201.96 : 4,375,291.38 = 1,775,294.85 : x - Step 2: Convert to fraction form
3,170,201.96/4,375,291.38 = 1,775,294.85/x - Step 3: Cross multiply
3,170,201.96x = 4,375,291.38 × 1,775,294.85 - Step 4: Simplify right side
3,170,201.96x = 7,767,432,254,163.39 - Step 5: Solve for x
x = 7,767,432,254,163.39/3,170,201.96 - Step 6: Final answer
x = 2,450,137.99
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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.