Home / 1,798,378.25-2,481,732.63-982,564.38

Finding the Fourth Proportional to 1,798,378.25, 2,481,732.63 and 982,564.38

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Solution

The fourth proportional to 1,798,378.25, 2,481,732.63 and 982,564.38 is: 1,355,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,378.25 : 2,481,732.63 = 982,564.38 : x
  2. Step 2: Convert to fraction form
    1,798,378.25/2,481,732.63 = 982,564.38/x
  3. Step 3: Cross multiply
    1,798,378.25x = 2,481,732.63 × 982,564.38
  4. Step 4: Simplify right side
    1,798,378.25x = 2,438,462,082,921.72
  5. Step 5: Solve for x
    x = 2,438,462,082,921.72/1,798,378.25
  6. Step 6: Final answer
    x = 1,355,922.81

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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.