Home / 1,798,390.38-2,481,749.76-982,576.56

Finding the Fourth Proportional to 1,798,390.38, 2,481,749.76 and 982,576.56

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Solution

The fourth proportional to 1,798,390.38, 2,481,749.76 and 982,576.56 is: 1,355,939.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,390.38 : 2,481,749.76 = 982,576.56 : x
  2. Step 2: Convert to fraction form
    1,798,390.38/2,481,749.76 = 982,576.56/x
  3. Step 3: Cross multiply
    1,798,390.38x = 2,481,749.76 × 982,576.56
  4. Step 4: Simplify right side
    1,798,390.38x = 2,438,509,141,961.63
  5. Step 5: Solve for x
    x = 2,438,509,141,961.63/1,798,390.38
  6. Step 6: Final answer
    x = 1,355,939.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.