Home / 1,200,815.01-1,801,192.55-561,833.69

Finding the Fourth Proportional to 1,200,815.01, 1,801,192.55 and 561,833.69

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Solution

The fourth proportional to 1,200,815.01, 1,801,192.55 and 561,833.69 is: 842,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,815.01 : 1,801,192.55 = 561,833.69 : x
  2. Step 2: Convert to fraction form
    1,200,815.01/1,801,192.55 = 561,833.69/x
  3. Step 3: Cross multiply
    1,200,815.01x = 1,801,192.55 × 561,833.69
  4. Step 4: Simplify right side
    1,200,815.01x = 1,011,970,644,951.88
  5. Step 5: Solve for x
    x = 1,011,970,644,951.88/1,200,815.01
  6. Step 6: Final answer
    x = 842,736.51

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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.