Home / 1,930,383-2,888,324.04-1,201,127.76

Finding the Fourth Proportional to 1,930,383, 2,888,324.04 and 1,201,127.76

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Solution

The fourth proportional to 1,930,383, 2,888,324.04 and 1,201,127.76 is: 1,797,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,383 : 2,888,324.04 = 1,201,127.76 : x
  2. Step 2: Convert to fraction form
    1,930,383/2,888,324.04 = 1,201,127.76/x
  3. Step 3: Cross multiply
    1,930,383x = 2,888,324.04 × 1,201,127.76
  4. Step 4: Simplify right side
    1,930,383x = 3,469,246,184,319.35
  5. Step 5: Solve for x
    x = 3,469,246,184,319.35/1,930,383
  6. Step 6: Final answer
    x = 1,797,180.24

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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.