Home / 1,624,745.77-2,241,443.28-979,807.57

Finding the Fourth Proportional to 1,624,745.77, 2,241,443.28 and 979,807.57

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Solution

The fourth proportional to 1,624,745.77, 2,241,443.28 and 979,807.57 is: 1,351,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,745.77 : 2,241,443.28 = 979,807.57 : x
  2. Step 2: Convert to fraction form
    1,624,745.77/2,241,443.28 = 979,807.57/x
  3. Step 3: Cross multiply
    1,624,745.77x = 2,241,443.28 × 979,807.57
  4. Step 4: Simplify right side
    1,624,745.77x = 2,196,183,093,469.63
  5. Step 5: Solve for x
    x = 2,196,183,093,469.63/1,624,745.77
  6. Step 6: Final answer
    x = 1,351,708.76

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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.