Home / 2,103,404.16-3,153,845.07-1,021,786.79

Finding the Fourth Proportional to 2,103,404.16, 3,153,845.07 and 1,021,786.79

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Solution

The fourth proportional to 2,103,404.16, 3,153,845.07 and 1,021,786.79 is: 1,532,067.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,404.16 : 3,153,845.07 = 1,021,786.79 : x
  2. Step 2: Convert to fraction form
    2,103,404.16/3,153,845.07 = 1,021,786.79/x
  3. Step 3: Cross multiply
    2,103,404.16x = 3,153,845.07 × 1,021,786.79
  4. Step 4: Simplify right side
    2,103,404.16x = 3,222,557,214,463.40
  5. Step 5: Solve for x
    x = 3,222,557,214,463.40/2,103,404.16
  6. Step 6: Final answer
    x = 1,532,067.53

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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.