Finding the Fourth Proportional to 2,135,911.63, 3,204,062.12 and 696,225.50
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Solution
The fourth proportional to 2,135,911.63, 3,204,062.12 and 696,225.50 is: 1,044,401.71
Step by Step Solution
- Step 1: Write the proportion equation
2,135,911.63 : 3,204,062.12 = 696,225.50 : x - Step 2: Convert to fraction form
2,135,911.63/3,204,062.12 = 696,225.50/x - Step 3: Cross multiply
2,135,911.63x = 3,204,062.12 × 696,225.50 - Step 4: Simplify right side
2,135,911.63x = 2,230,749,757,797.65 - Step 5: Solve for x
x = 2,230,749,757,797.65/2,135,911.63 - Step 6: Final answer
x = 1,044,401.71
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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.