Home / 1,568,804.61-2,352,897.09-431,273.33

Finding the Fourth Proportional to 1,568,804.61, 2,352,897.09 and 431,273.33

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Solution

The fourth proportional to 1,568,804.61, 2,352,897.09 and 431,273.33 is: 646,824.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,804.61 : 2,352,897.09 = 431,273.33 : x
  2. Step 2: Convert to fraction form
    1,568,804.61/2,352,897.09 = 431,273.33/x
  3. Step 3: Cross multiply
    1,568,804.61x = 2,352,897.09 × 431,273.33
  4. Step 4: Simplify right side
    1,568,804.61x = 1,014,741,751,387.12
  5. Step 5: Solve for x
    x = 1,014,741,751,387.12/1,568,804.61
  6. Step 6: Final answer
    x = 646,824.81

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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.