Home / 3,869,679.69-5,804,501.31-991,040.94

Finding the Fourth Proportional to 3,869,679.69, 5,804,501.31 and 991,040.94

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Solution

The fourth proportional to 3,869,679.69, 5,804,501.31 and 991,040.94 is: 1,486,556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,679.69 : 5,804,501.31 = 991,040.94 : x
  2. Step 2: Convert to fraction form
    3,869,679.69/5,804,501.31 = 991,040.94/x
  3. Step 3: Cross multiply
    3,869,679.69x = 5,804,501.31 × 991,040.94
  4. Step 4: Simplify right side
    3,869,679.69x = 5,752,498,434,493.63
  5. Step 5: Solve for x
    x = 5,752,498,434,493.63/3,869,679.69
  6. Step 6: Final answer
    x = 1,486,556.74

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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.