Home / 1,789,175.16-2,469,067.61-973,378.67

Finding the Fourth Proportional to 1,789,175.16, 2,469,067.61 and 973,378.67

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Solution

The fourth proportional to 1,789,175.16, 2,469,067.61 and 973,378.67 is: 1,343,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,175.16 : 2,469,067.61 = 973,378.67 : x
  2. Step 2: Convert to fraction form
    1,789,175.16/2,469,067.61 = 973,378.67/x
  3. Step 3: Cross multiply
    1,789,175.16x = 2,469,067.61 × 973,378.67
  4. Step 4: Simplify right side
    1,789,175.16x = 2,403,337,729,149.65
  5. Step 5: Solve for x
    x = 2,403,337,729,149.65/1,789,175.16
  6. Step 6: Final answer
    x = 1,343,265.76

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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.