Home / 2,919,791.54-4,028,727.69-1,630,433.54

Finding the Fourth Proportional to 2,919,791.54, 4,028,727.69 and 1,630,433.54

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Solution

The fourth proportional to 2,919,791.54, 4,028,727.69 and 1,630,433.54 is: 2,249,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,791.54 : 4,028,727.69 = 1,630,433.54 : x
  2. Step 2: Convert to fraction form
    2,919,791.54/4,028,727.69 = 1,630,433.54/x
  3. Step 3: Cross multiply
    2,919,791.54x = 4,028,727.69 × 1,630,433.54
  4. Step 4: Simplify right side
    2,919,791.54x = 6,568,572,729,159.08
  5. Step 5: Solve for x
    x = 6,568,572,729,159.08/2,919,791.54
  6. Step 6: Final answer
    x = 2,249,671.82

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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.