Home / 1,605,717.72-2,408,673.87-646,169.65

Finding the Fourth Proportional to 1,605,717.72, 2,408,673.87 and 646,169.65

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Solution

The fourth proportional to 1,605,717.72, 2,408,673.87 and 646,169.65 is: 969,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,717.72 : 2,408,673.87 = 646,169.65 : x
  2. Step 2: Convert to fraction form
    1,605,717.72/2,408,673.87 = 646,169.65/x
  3. Step 3: Cross multiply
    1,605,717.72x = 2,408,673.87 × 646,169.65
  4. Step 4: Simplify right side
    1,605,717.72x = 1,556,411,951,542.05
  5. Step 5: Solve for x
    x = 1,556,411,951,542.05/1,605,717.72
  6. Step 6: Final answer
    x = 969,293.63

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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.