Home / 2,421,939.69-3,633,565.41-905,776.65

Finding the Fourth Proportional to 2,421,939.69, 3,633,565.41 and 905,776.65

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Solution

The fourth proportional to 2,421,939.69, 3,633,565.41 and 905,776.65 is: 1,358,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,939.69 : 3,633,565.41 = 905,776.65 : x
  2. Step 2: Convert to fraction form
    2,421,939.69/3,633,565.41 = 905,776.65/x
  3. Step 3: Cross multiply
    2,421,939.69x = 3,633,565.41 × 905,776.65
  4. Step 4: Simplify right side
    2,421,939.69x = 3,291,198,704,625.68
  5. Step 5: Solve for x
    x = 3,291,198,704,625.68/2,421,939.69
  6. Step 6: Final answer
    x = 1,358,910.26

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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.