Home / 1,505,673.86-2,258,512.22-1,238,873.52

Finding the Fourth Proportional to 1,505,673.86, 2,258,512.22 and 1,238,873.52

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Solution

The fourth proportional to 1,505,673.86, 2,258,512.22 and 1,238,873.52 is: 1,858,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,673.86 : 2,258,512.22 = 1,238,873.52 : x
  2. Step 2: Convert to fraction form
    1,505,673.86/2,258,512.22 = 1,238,873.52/x
  3. Step 3: Cross multiply
    1,505,673.86x = 2,258,512.22 × 1,238,873.52
  4. Step 4: Simplify right side
    1,505,673.86x = 2,798,010,977,760.05
  5. Step 5: Solve for x
    x = 2,798,010,977,760.05/1,505,673.86
  6. Step 6: Final answer
    x = 1,858,311.46

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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.