Home / 1,855,793.75-2,783,690.63-454,961.75

Finding the Fourth Proportional to 1,855,793.75, 2,783,690.63 and 454,961.75

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Solution

The fourth proportional to 1,855,793.75, 2,783,690.63 and 454,961.75 is: 682,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,793.75 : 2,783,690.63 = 454,961.75 : x
  2. Step 2: Convert to fraction form
    1,855,793.75/2,783,690.63 = 454,961.75/x
  3. Step 3: Cross multiply
    1,855,793.75x = 2,783,690.63 × 454,961.75
  4. Step 4: Simplify right side
    1,855,793.75x = 1,266,472,760,483.40
  5. Step 5: Solve for x
    x = 1,266,472,760,483.40/1,855,793.75
  6. Step 6: Final answer
    x = 682,442.63

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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.