Home / 2,798,383.76-4,198,308.77-879,217.46

Finding the Fourth Proportional to 2,798,383.76, 4,198,308.77 and 879,217.46

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Solution

The fourth proportional to 2,798,383.76, 4,198,308.77 and 879,217.46 is: 1,319,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,383.76 : 4,198,308.77 = 879,217.46 : x
  2. Step 2: Convert to fraction form
    2,798,383.76/4,198,308.77 = 879,217.46/x
  3. Step 3: Cross multiply
    2,798,383.76x = 4,198,308.77 × 879,217.46
  4. Step 4: Simplify right side
    2,798,383.76x = 3,691,226,373,055.12
  5. Step 5: Solve for x
    x = 3,691,226,373,055.12/2,798,383.76
  6. Step 6: Final answer
    x = 1,319,056.53

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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.