Home / 2,471,578.38-3,707,767.46-765,320.67

Finding the Fourth Proportional to 2,471,578.38, 3,707,767.46 and 765,320.67

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Solution

The fourth proportional to 2,471,578.38, 3,707,767.46 and 765,320.67 is: 1,148,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,578.38 : 3,707,767.46 = 765,320.67 : x
  2. Step 2: Convert to fraction form
    2,471,578.38/3,707,767.46 = 765,320.67/x
  3. Step 3: Cross multiply
    2,471,578.38x = 3,707,767.46 × 765,320.67
  4. Step 4: Simplify right side
    2,471,578.38x = 2,837,631,072,864.80
  5. Step 5: Solve for x
    x = 2,837,631,072,864.80/2,471,578.38
  6. Step 6: Final answer
    x = 1,148,104.83

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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.