Home / 2,147,997.08-2,964,246.64-1,181,189.72

Finding the Fourth Proportional to 2,147,997.08, 2,964,246.64 and 1,181,189.72

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Solution

The fourth proportional to 2,147,997.08, 2,964,246.64 and 1,181,189.72 is: 1,630,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,997.08 : 2,964,246.64 = 1,181,189.72 : x
  2. Step 2: Convert to fraction form
    2,147,997.08/2,964,246.64 = 1,181,189.72/x
  3. Step 3: Cross multiply
    2,147,997.08x = 2,964,246.64 × 1,181,189.72
  4. Step 4: Simplify right side
    2,147,997.08x = 3,501,337,658,712.54
  5. Step 5: Solve for x
    x = 3,501,337,658,712.54/2,147,997.08
  6. Step 6: Final answer
    x = 1,630,047.68

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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.