Home / 2,327,995.68-3,212,739.01-1,309,400.43

Finding the Fourth Proportional to 2,327,995.68, 3,212,739.01 and 1,309,400.43

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Solution

The fourth proportional to 2,327,995.68, 3,212,739.01 and 1,309,400.43 is: 1,807,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327,995.68 : 3,212,739.01 = 1,309,400.43 : x
  2. Step 2: Convert to fraction form
    2,327,995.68/3,212,739.01 = 1,309,400.43/x
  3. Step 3: Cross multiply
    2,327,995.68x = 3,212,739.01 × 1,309,400.43
  4. Step 4: Simplify right side
    2,327,995.68x = 4,206,761,841,171.77
  5. Step 5: Solve for x
    x = 4,206,761,841,171.77/2,327,995.68
  6. Step 6: Final answer
    x = 1,807,031.64

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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.