Home / 1,855,956.78-2,783,936.57-508,130.55

Finding the Fourth Proportional to 1,855,956.78, 2,783,936.57 and 508,130.55

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Solution

The fourth proportional to 1,855,956.78, 2,783,936.57 and 508,130.55 is: 762,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,956.78 : 2,783,936.57 = 508,130.55 : x
  2. Step 2: Convert to fraction form
    1,855,956.78/2,783,936.57 = 508,130.55/x
  3. Step 3: Cross multiply
    1,855,956.78x = 2,783,936.57 × 508,130.55
  4. Step 4: Simplify right side
    1,855,956.78x = 1,414,603,217,938.56
  5. Step 5: Solve for x
    x = 1,414,603,217,938.56/1,855,956.78
  6. Step 6: Final answer
    x = 762,196.21

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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.