Home / 2,618,956.84-3,928,424.46-725,692.84

Finding the Fourth Proportional to 2,618,956.84, 3,928,424.46 and 725,692.84

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Solution

The fourth proportional to 2,618,956.84, 3,928,424.46 and 725,692.84 is: 1,088,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,956.84 : 3,928,424.46 = 725,692.84 : x
  2. Step 2: Convert to fraction form
    2,618,956.84/3,928,424.46 = 725,692.84/x
  3. Step 3: Cross multiply
    2,618,956.84x = 3,928,424.46 × 725,692.84
  4. Step 4: Simplify right side
    2,618,956.84x = 2,850,829,503,102.87
  5. Step 5: Solve for x
    x = 2,850,829,503,102.87/2,618,956.84
  6. Step 6: Final answer
    x = 1,088,536.27

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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.