Home / 1,926,629.13-2,658,835.71-1,067,189.28

Finding the Fourth Proportional to 1,926,629.13, 2,658,835.71 and 1,067,189.28

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Solution

The fourth proportional to 1,926,629.13, 2,658,835.71 and 1,067,189.28 is: 1,472,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,629.13 : 2,658,835.71 = 1,067,189.28 : x
  2. Step 2: Convert to fraction form
    1,926,629.13/2,658,835.71 = 1,067,189.28/x
  3. Step 3: Cross multiply
    1,926,629.13x = 2,658,835.71 × 1,067,189.28
  4. Step 4: Simplify right side
    1,926,629.13x = 2,837,480,966,993.19
  5. Step 5: Solve for x
    x = 2,837,480,966,993.19/1,926,629.13
  6. Step 6: Final answer
    x = 1,472,769.68

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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.