Home / 1,943,388.72-2,895,137.78-1,855,950.39

Finding the Fourth Proportional to 1,943,388.72, 2,895,137.78 and 1,855,950.39

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Solution

The fourth proportional to 1,943,388.72, 2,895,137.78 and 1,855,950.39 is: 2,764,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,388.72 : 2,895,137.78 = 1,855,950.39 : x
  2. Step 2: Convert to fraction form
    1,943,388.72/2,895,137.78 = 1,855,950.39/x
  3. Step 3: Cross multiply
    1,943,388.72x = 2,895,137.78 × 1,855,950.39
  4. Step 4: Simplify right side
    1,943,388.72x = 5,373,232,082,614.98
  5. Step 5: Solve for x
    x = 5,373,232,082,614.98/1,943,388.72
  6. Step 6: Final answer
    x = 2,764,877.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.