Home / 1,469,973.96-2,028,621.66-1,005,801.48

Finding the Fourth Proportional to 1,469,973.96, 2,028,621.66 and 1,005,801.48

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Solution

The fourth proportional to 1,469,973.96, 2,028,621.66 and 1,005,801.48 is: 1,388,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,973.96 : 2,028,621.66 = 1,005,801.48 : x
  2. Step 2: Convert to fraction form
    1,469,973.96/2,028,621.66 = 1,005,801.48/x
  3. Step 3: Cross multiply
    1,469,973.96x = 2,028,621.66 × 1,005,801.48
  4. Step 4: Simplify right side
    1,469,973.96x = 2,040,390,667,988.06
  5. Step 5: Solve for x
    x = 2,040,390,667,988.06/1,469,973.96
  6. Step 6: Final answer
    x = 1,388,045.45

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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.