Home / 1,268,628.22-1,902,846.63-404,028.20

Finding the Fourth Proportional to 1,268,628.22, 1,902,846.63 and 404,028.20

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Solution

The fourth proportional to 1,268,628.22, 1,902,846.63 and 404,028.20 is: 606,011.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,628.22 : 1,902,846.63 = 404,028.20 : x
  2. Step 2: Convert to fraction form
    1,268,628.22/1,902,846.63 = 404,028.20/x
  3. Step 3: Cross multiply
    1,268,628.22x = 1,902,846.63 × 404,028.20
  4. Step 4: Simplify right side
    1,268,628.22x = 768,803,703,552.08
  5. Step 5: Solve for x
    x = 768,803,703,552.08/1,268,628.22
  6. Step 6: Final answer
    x = 606,011.83

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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.