Home / 1,886,408.64-2,828,651.64-926,928

Finding the Fourth Proportional to 1,886,408.64, 2,828,651.64 and 926,928

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Solution

The fourth proportional to 1,886,408.64, 2,828,651.64 and 926,928 is: 1,389,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,408.64 : 2,828,651.64 = 926,928 : x
  2. Step 2: Convert to fraction form
    1,886,408.64/2,828,651.64 = 926,928/x
  3. Step 3: Cross multiply
    1,886,408.64x = 2,828,651.64 × 926,928
  4. Step 4: Simplify right side
    1,886,408.64x = 2,621,956,407,361.92
  5. Step 5: Solve for x
    x = 2,621,956,407,361.92/1,886,408.64
  6. Step 6: Final answer
    x = 1,389,919.63

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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.