Home / 2,917,629.60-4,026,333.47-1,628,469.65

Finding the Fourth Proportional to 2,917,629.60, 4,026,333.47 and 1,628,469.65

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Solution

The fourth proportional to 2,917,629.60, 4,026,333.47 and 1,628,469.65 is: 2,247,290.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,629.60 : 4,026,333.47 = 1,628,469.65 : x
  2. Step 2: Convert to fraction form
    2,917,629.60/4,026,333.47 = 1,628,469.65/x
  3. Step 3: Cross multiply
    2,917,629.60x = 4,026,333.47 × 1,628,469.65
  4. Step 4: Simplify right side
    2,917,629.60x = 6,556,761,828,400.17
  5. Step 5: Solve for x
    x = 6,556,761,828,400.17/2,917,629.60
  6. Step 6: Final answer
    x = 2,247,290.69

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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.