Home / 3,619,144.84-5,428,904.10-923,493.64

Finding the Fourth Proportional to 3,619,144.84, 5,428,904.10 and 923,493.64

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Solution

The fourth proportional to 3,619,144.84, 5,428,904.10 and 923,493.64 is: 1,385,288.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,144.84 : 5,428,904.10 = 923,493.64 : x
  2. Step 2: Convert to fraction form
    3,619,144.84/5,428,904.10 = 923,493.64/x
  3. Step 3: Cross multiply
    3,619,144.84x = 5,428,904.10 × 923,493.64
  4. Step 4: Simplify right side
    3,619,144.84x = 5,013,558,408,519.92
  5. Step 5: Solve for x
    x = 5,013,558,408,519.92/3,619,144.84
  6. Step 6: Final answer
    x = 1,385,288.14

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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.