Home / 1,206,494.22-1,809,963.81-396,924.21

Finding the Fourth Proportional to 1,206,494.22, 1,809,963.81 and 396,924.21

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Solution

The fourth proportional to 1,206,494.22, 1,809,963.81 and 396,924.21 is: 595,459.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,494.22 : 1,809,963.81 = 396,924.21 : x
  2. Step 2: Convert to fraction form
    1,206,494.22/1,809,963.81 = 396,924.21/x
  3. Step 3: Cross multiply
    1,206,494.22x = 1,809,963.81 × 396,924.21
  4. Step 4: Simplify right side
    1,206,494.22x = 718,418,455,412.84
  5. Step 5: Solve for x
    x = 718,418,455,412.84/1,206,494.22
  6. Step 6: Final answer
    x = 595,459.51

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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.