Home / 2,170,918.23-3,255,920.20-1,400,107.04

Finding the Fourth Proportional to 2,170,918.23, 3,255,920.20 and 1,400,107.04

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Solution

The fourth proportional to 2,170,918.23, 3,255,920.20 and 1,400,107.04 is: 2,099,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,918.23 : 3,255,920.20 = 1,400,107.04 : x
  2. Step 2: Convert to fraction form
    2,170,918.23/3,255,920.20 = 1,400,107.04/x
  3. Step 3: Cross multiply
    2,170,918.23x = 3,255,920.20 × 1,400,107.04
  4. Step 4: Simplify right side
    2,170,918.23x = 4,558,636,783,502.84
  5. Step 5: Solve for x
    x = 4,558,636,783,502.84/2,170,918.23
  6. Step 6: Final answer
    x = 2,099,865.73

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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.