Home / 2,078,142.10-3,117,213.15-1,704,586.90

Finding the Fourth Proportional to 2,078,142.10, 3,117,213.15 and 1,704,586.90

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Solution

The fourth proportional to 2,078,142.10, 3,117,213.15 and 1,704,586.90 is: 2,556,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,142.10 : 3,117,213.15 = 1,704,586.90 : x
  2. Step 2: Convert to fraction form
    2,078,142.10/3,117,213.15 = 1,704,586.90/x
  3. Step 3: Cross multiply
    2,078,142.10x = 3,117,213.15 × 1,704,586.90
  4. Step 4: Simplify right side
    2,078,142.10x = 5,313,560,699,997.73
  5. Step 5: Solve for x
    x = 5,313,560,699,997.73/2,078,142.10
  6. Step 6: Final answer
    x = 2,556,880.35

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Similar ratio
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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.