Home / 3,187,013.39-4,780,513.40-998,751

Finding the Fourth Proportional to 3,187,013.39, 4,780,513.40 and 998,751

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Solution

The fourth proportional to 3,187,013.39, 4,780,513.40 and 998,751 is: 1,498,124.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,013.39 : 4,780,513.40 = 998,751 : x
  2. Step 2: Convert to fraction form
    3,187,013.39/4,780,513.40 = 998,751/x
  3. Step 3: Cross multiply
    3,187,013.39x = 4,780,513.40 × 998,751
  4. Step 4: Simplify right side
    3,187,013.39x = 4,774,542,533,769.64
  5. Step 5: Solve for x
    x = 4,774,542,533,769.64/3,187,013.39
  6. Step 6: Final answer
    x = 1,498,124.41

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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.