Home / 1,827,062.76-2,740,778.28-628,827.60

Finding the Fourth Proportional to 1,827,062.76, 2,740,778.28 and 628,827.60

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Solution

The fourth proportional to 1,827,062.76, 2,740,778.28 and 628,827.60 is: 943,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,062.76 : 2,740,778.28 = 628,827.60 : x
  2. Step 2: Convert to fraction form
    1,827,062.76/2,740,778.28 = 628,827.60/x
  3. Step 3: Cross multiply
    1,827,062.76x = 2,740,778.28 × 628,827.60
  4. Step 4: Simplify right side
    1,827,062.76x = 1,723,477,027,944.53
  5. Step 5: Solve for x
    x = 1,723,477,027,944.53/1,827,062.76
  6. Step 6: Final answer
    x = 943,304.78

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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.