Home / 1,067,107.78-1,600,664.41-436,021.59

Finding the Fourth Proportional to 1,067,107.78, 1,600,664.41 and 436,021.59

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Solution

The fourth proportional to 1,067,107.78, 1,600,664.41 and 436,021.59 is: 654,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,107.78 : 1,600,664.41 = 436,021.59 : x
  2. Step 2: Convert to fraction form
    1,067,107.78/1,600,664.41 = 436,021.59/x
  3. Step 3: Cross multiply
    1,067,107.78x = 1,600,664.41 × 436,021.59
  4. Step 4: Simplify right side
    1,067,107.78x = 697,924,238,924.50
  5. Step 5: Solve for x
    x = 697,924,238,924.50/1,067,107.78
  6. Step 6: Final answer
    x = 654,033.50

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Double scale
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1.5x scale

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.