Home / 1,858,076.20-2,788,270.68-1,004,793.55

Finding the Fourth Proportional to 1,858,076.20, 2,788,270.68 and 1,004,793.55

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Solution

The fourth proportional to 1,858,076.20, 2,788,270.68 and 1,004,793.55 is: 1,507,815.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,076.20 : 2,788,270.68 = 1,004,793.55 : x
  2. Step 2: Convert to fraction form
    1,858,076.20/2,788,270.68 = 1,004,793.55/x
  3. Step 3: Cross multiply
    1,858,076.20x = 2,788,270.68 × 1,004,793.55
  4. Step 4: Simplify right side
    1,858,076.20x = 2,801,636,394,918.11
  5. Step 5: Solve for x
    x = 2,801,636,394,918.11/1,858,076.20
  6. Step 6: Final answer
    x = 1,507,815.66

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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.