Home / 1,478,982.09-2,040,995.44-799,918.59

Finding the Fourth Proportional to 1,478,982.09, 2,040,995.44 and 799,918.59

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Solution

The fourth proportional to 1,478,982.09, 2,040,995.44 and 799,918.59 is: 1,103,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,982.09 : 2,040,995.44 = 799,918.59 : x
  2. Step 2: Convert to fraction form
    1,478,982.09/2,040,995.44 = 799,918.59/x
  3. Step 3: Cross multiply
    1,478,982.09x = 2,040,995.44 × 799,918.59
  4. Step 4: Simplify right side
    1,478,982.09x = 1,632,630,203,214.86
  5. Step 5: Solve for x
    x = 1,632,630,203,214.86/1,478,982.09
  6. Step 6: Final answer
    x = 1,103,887.74

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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.