Home / 1,100,924.54-1,519,154.39-617,390.18

Finding the Fourth Proportional to 1,100,924.54, 1,519,154.39 and 617,390.18

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Solution

The fourth proportional to 1,100,924.54, 1,519,154.39 and 617,390.18 is: 851,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,924.54 : 1,519,154.39 = 617,390.18 : x
  2. Step 2: Convert to fraction form
    1,100,924.54/1,519,154.39 = 617,390.18/x
  3. Step 3: Cross multiply
    1,100,924.54x = 1,519,154.39 × 617,390.18
  4. Step 4: Simplify right side
    1,100,924.54x = 937,911,002,289.89
  5. Step 5: Solve for x
    x = 937,911,002,289.89/1,100,924.54
  6. Step 6: Final answer
    x = 851,930.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.