Home / 1,109,995.24-1,664,923.74-683,612.20

Finding the Fourth Proportional to 1,109,995.24, 1,664,923.74 and 683,612.20

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Solution

The fourth proportional to 1,109,995.24, 1,664,923.74 and 683,612.20 is: 1,025,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,995.24 : 1,664,923.74 = 683,612.20 : x
  2. Step 2: Convert to fraction form
    1,109,995.24/1,664,923.74 = 683,612.20/x
  3. Step 3: Cross multiply
    1,109,995.24x = 1,664,923.74 × 683,612.20
  4. Step 4: Simplify right side
    1,109,995.24x = 1,138,162,180,733.63
  5. Step 5: Solve for x
    x = 1,138,162,180,733.63/1,109,995.24
  6. Step 6: Final answer
    x = 1,025,375.73

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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.