Home / 1,111,735.68-1,667,580.48-270,291.84

Finding the Fourth Proportional to 1,111,735.68, 1,667,580.48 and 270,291.84

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Solution

The fourth proportional to 1,111,735.68, 1,667,580.48 and 270,291.84 is: 405,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,735.68 : 1,667,580.48 = 270,291.84 : x
  2. Step 2: Convert to fraction form
    1,111,735.68/1,667,580.48 = 270,291.84/x
  3. Step 3: Cross multiply
    1,111,735.68x = 1,667,580.48 × 270,291.84
  4. Step 4: Simplify right side
    1,111,735.68x = 450,733,396,287.28
  5. Step 5: Solve for x
    x = 450,733,396,287.28/1,111,735.68
  6. Step 6: Final answer
    x = 405,432.16

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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.