Home / 1,260,709.44-1,739,708.46-716,768.52

Finding the Fourth Proportional to 1,260,709.44, 1,739,708.46 and 716,768.52

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Solution

The fourth proportional to 1,260,709.44, 1,739,708.46 and 716,768.52 is: 989,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,709.44 : 1,739,708.46 = 716,768.52 : x
  2. Step 2: Convert to fraction form
    1,260,709.44/1,739,708.46 = 716,768.52/x
  3. Step 3: Cross multiply
    1,260,709.44x = 1,739,708.46 × 716,768.52
  4. Step 4: Simplify right side
    1,260,709.44x = 1,246,968,258,105.68
  5. Step 5: Solve for x
    x = 1,246,968,258,105.68/1,260,709.44
  6. Step 6: Final answer
    x = 989,100.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.