Home / 1,789,636.36-2,469,804.48-1,025,739.28

Finding the Fourth Proportional to 1,789,636.36, 2,469,804.48 and 1,025,739.28

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Solution

The fourth proportional to 1,789,636.36, 2,469,804.48 and 1,025,739.28 is: 1,415,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,636.36 : 2,469,804.48 = 1,025,739.28 : x
  2. Step 2: Convert to fraction form
    1,789,636.36/2,469,804.48 = 1,025,739.28/x
  3. Step 3: Cross multiply
    1,789,636.36x = 2,469,804.48 × 1,025,739.28
  4. Step 4: Simplify right side
    1,789,636.36x = 2,533,375,469,055.97
  5. Step 5: Solve for x
    x = 2,533,375,469,055.97/1,789,636.36
  6. Step 6: Final answer
    x = 1,415,581.13

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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.