Home / 2,221,792.57-3,330,168.54-1,021,234.06

Finding the Fourth Proportional to 2,221,792.57, 3,330,168.54 and 1,021,234.06

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Solution

The fourth proportional to 2,221,792.57, 3,330,168.54 and 1,021,234.06 is: 1,530,692.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,792.57 : 3,330,168.54 = 1,021,234.06 : x
  2. Step 2: Convert to fraction form
    2,221,792.57/3,330,168.54 = 1,021,234.06/x
  3. Step 3: Cross multiply
    2,221,792.57x = 3,330,168.54 × 1,021,234.06
  4. Step 4: Simplify right side
    2,221,792.57x = 3,400,881,538,588.47
  5. Step 5: Solve for x
    x = 3,400,881,538,588.47/2,221,792.57
  6. Step 6: Final answer
    x = 1,530,692.64

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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.