Home / 4,979,777.38-7,469,624.14-1,385,534

Finding the Fourth Proportional to 4,979,777.38, 7,469,624.14 and 1,385,534

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Solution

The fourth proportional to 4,979,777.38, 7,469,624.14 and 1,385,534 is: 2,078,289.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,777.38 : 7,469,624.14 = 1,385,534 : x
  2. Step 2: Convert to fraction form
    4,979,777.38/7,469,624.14 = 1,385,534/x
  3. Step 3: Cross multiply
    4,979,777.38x = 7,469,624.14 × 1,385,534
  4. Step 4: Simplify right side
    4,979,777.38x = 10,349,418,213,190.76
  5. Step 5: Solve for x
    x = 10,349,418,213,190.76/4,979,777.38
  6. Step 6: Final answer
    x = 2,078,289.33

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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.