Home / 1,230,498.73-1,843,090.88-1,200,383.74

Finding the Fourth Proportional to 1,230,498.73, 1,843,090.88 and 1,200,383.74

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Solution

The fourth proportional to 1,230,498.73, 1,843,090.88 and 1,200,383.74 is: 1,797,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,498.73 : 1,843,090.88 = 1,200,383.74 : x
  2. Step 2: Convert to fraction form
    1,230,498.73/1,843,090.88 = 1,200,383.74/x
  3. Step 3: Cross multiply
    1,230,498.73x = 1,843,090.88 × 1,200,383.74
  4. Step 4: Simplify right side
    1,230,498.73x = 2,212,416,314,478.84
  5. Step 5: Solve for x
    x = 2,212,416,314,478.84/1,230,498.73
  6. Step 6: Final answer
    x = 1,797,983.43

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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.