Home / 1,351,383.63-2,027,390.75-391,859.25

Finding the Fourth Proportional to 1,351,383.63, 2,027,390.75 and 391,859.25

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Solution

The fourth proportional to 1,351,383.63, 2,027,390.75 and 391,859.25 is: 587,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,383.63 : 2,027,390.75 = 391,859.25 : x
  2. Step 2: Convert to fraction form
    1,351,383.63/2,027,390.75 = 391,859.25/x
  3. Step 3: Cross multiply
    1,351,383.63x = 2,027,390.75 × 391,859.25
  4. Step 4: Simplify right side
    1,351,383.63x = 794,451,816,792.64
  5. Step 5: Solve for x
    x = 794,451,816,792.64/1,351,383.63
  6. Step 6: Final answer
    x = 587,880.30

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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.