Home / 3,292,174.10-4,928,422.31-1,991,389.91

Finding the Fourth Proportional to 3,292,174.10, 4,928,422.31 and 1,991,389.91

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Solution

The fourth proportional to 3,292,174.10, 4,928,422.31 and 1,991,389.91 is: 2,981,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292,174.10 : 4,928,422.31 = 1,991,389.91 : x
  2. Step 2: Convert to fraction form
    3,292,174.10/4,928,422.31 = 1,991,389.91/x
  3. Step 3: Cross multiply
    3,292,174.10x = 4,928,422.31 × 1,991,389.91
  4. Step 4: Simplify right side
    3,292,174.10x = 9,814,410,450,395.94
  5. Step 5: Solve for x
    x = 9,814,410,450,395.94/3,292,174.10
  6. Step 6: Final answer
    x = 2,981,133.49

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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.