Home / 2,809,784.64-4,214,670.72-2,171,016.48

Finding the Fourth Proportional to 2,809,784.64, 4,214,670.72 and 2,171,016.48

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Solution

The fourth proportional to 2,809,784.64, 4,214,670.72 and 2,171,016.48 is: 3,256,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,784.64 : 4,214,670.72 = 2,171,016.48 : x
  2. Step 2: Convert to fraction form
    2,809,784.64/4,214,670.72 = 2,171,016.48/x
  3. Step 3: Cross multiply
    2,809,784.64x = 4,214,670.72 × 2,171,016.48
  4. Step 4: Simplify right side
    2,809,784.64x = 9,150,119,590,893.47
  5. Step 5: Solve for x
    x = 9,150,119,590,893.47/2,809,784.64
  6. Step 6: Final answer
    x = 3,256,519.90

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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.