Home / 5,285,446.25-7,928,169.38-1,296,358.25

Finding the Fourth Proportional to 5,285,446.25, 7,928,169.38 and 1,296,358.25

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Solution

The fourth proportional to 5,285,446.25, 7,928,169.38 and 1,296,358.25 is: 1,944,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,446.25 : 7,928,169.38 = 1,296,358.25 : x
  2. Step 2: Convert to fraction form
    5,285,446.25/7,928,169.38 = 1,296,358.25/x
  3. Step 3: Cross multiply
    5,285,446.25x = 7,928,169.38 × 1,296,358.25
  4. Step 4: Simplify right side
    5,285,446.25x = 10,277,747,776,678.59
  5. Step 5: Solve for x
    x = 10,277,747,776,678.59/5,285,446.25
  6. Step 6: Final answer
    x = 1,944,537.38

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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.