Home / 2,378,767.23-3,282,710.94-1,398,650.88

Finding the Fourth Proportional to 2,378,767.23, 3,282,710.94 and 1,398,650.88

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Solution

The fourth proportional to 2,378,767.23, 3,282,710.94 and 1,398,650.88 is: 1,930,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,767.23 : 3,282,710.94 = 1,398,650.88 : x
  2. Step 2: Convert to fraction form
    2,378,767.23/3,282,710.94 = 1,398,650.88/x
  3. Step 3: Cross multiply
    2,378,767.23x = 3,282,710.94 × 1,398,650.88
  4. Step 4: Simplify right side
    2,378,767.23x = 4,591,366,545,016.63
  5. Step 5: Solve for x
    x = 4,591,366,545,016.63/2,378,767.23
  6. Step 6: Final answer
    x = 1,930,145.37

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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.