Home / 1,704,288.75-2,351,993.55-979,363.86

Finding the Fourth Proportional to 1,704,288.75, 2,351,993.55 and 979,363.86

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Solution

The fourth proportional to 1,704,288.75, 2,351,993.55 and 979,363.86 is: 1,351,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,288.75 : 2,351,993.55 = 979,363.86 : x
  2. Step 2: Convert to fraction form
    1,704,288.75/2,351,993.55 = 979,363.86/x
  3. Step 3: Cross multiply
    1,704,288.75x = 2,351,993.55 × 979,363.86
  4. Step 4: Simplify right side
    1,704,288.75x = 2,303,457,481,823.10
  5. Step 5: Solve for x
    x = 2,303,457,481,823.10/1,704,288.75
  6. Step 6: Final answer
    x = 1,351,565.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.