Home / 1,206,493.47-1,809,962.69-396,923.45

Finding the Fourth Proportional to 1,206,493.47, 1,809,962.69 and 396,923.45

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Solution

The fourth proportional to 1,206,493.47, 1,809,962.69 and 396,923.45 is: 595,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,493.47 : 1,809,962.69 = 396,923.45 : x
  2. Step 2: Convert to fraction form
    1,206,493.47/1,809,962.69 = 396,923.45/x
  3. Step 3: Cross multiply
    1,206,493.47x = 1,809,962.69 × 396,923.45
  4. Step 4: Simplify right side
    1,206,493.47x = 718,416,624,251.65
  5. Step 5: Solve for x
    x = 718,416,624,251.65/1,206,493.47
  6. Step 6: Final answer
    x = 595,458.36

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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.