Home / 1,469,300.80-2,201,618.40-970,081.60

Finding the Fourth Proportional to 1,469,300.80, 2,201,618.40 and 970,081.60

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Solution

The fourth proportional to 1,469,300.80, 2,201,618.40 and 970,081.60 is: 1,453,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,300.80 : 2,201,618.40 = 970,081.60 : x
  2. Step 2: Convert to fraction form
    1,469,300.80/2,201,618.40 = 970,081.60/x
  3. Step 3: Cross multiply
    1,469,300.80x = 2,201,618.40 × 970,081.60
  4. Step 4: Simplify right side
    1,469,300.80x = 2,135,749,500,061.44
  5. Step 5: Solve for x
    x = 2,135,749,500,061.44/1,469,300.80
  6. Step 6: Final answer
    x = 1,453,582.21

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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.