Home / 1,798,480.85-2,481,829.72-982,712.54

Finding the Fourth Proportional to 1,798,480.85, 2,481,829.72 and 982,712.54

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Solution

The fourth proportional to 1,798,480.85, 2,481,829.72 and 982,712.54 is: 1,356,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,480.85 : 2,481,829.72 = 982,712.54 : x
  2. Step 2: Convert to fraction form
    1,798,480.85/2,481,829.72 = 982,712.54/x
  3. Step 3: Cross multiply
    1,798,480.85x = 2,481,829.72 × 982,712.54
  4. Step 4: Simplify right side
    1,798,480.85x = 2,438,925,173,122.76
  5. Step 5: Solve for x
    x = 2,438,925,173,122.76/1,798,480.85
  6. Step 6: Final answer
    x = 1,356,102.94

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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.