Home / 2,987,759.48-4,123,456.66-1,698,793

Finding the Fourth Proportional to 2,987,759.48, 4,123,456.66 and 1,698,793

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Solution

The fourth proportional to 2,987,759.48, 4,123,456.66 and 1,698,793 is: 2,344,532.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,759.48 : 4,123,456.66 = 1,698,793 : x
  2. Step 2: Convert to fraction form
    2,987,759.48/4,123,456.66 = 1,698,793/x
  3. Step 3: Cross multiply
    2,987,759.48x = 4,123,456.66 × 1,698,793
  4. Step 4: Simplify right side
    2,987,759.48x = 7,004,899,309,811.38
  5. Step 5: Solve for x
    x = 7,004,899,309,811.38/2,987,759.48
  6. Step 6: Final answer
    x = 2,344,532.54

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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.