Home / 2,018,584-3,027,876.48-821,157.76

Finding the Fourth Proportional to 2,018,584, 3,027,876.48 and 821,157.76

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Solution

The fourth proportional to 2,018,584, 3,027,876.48 and 821,157.76 is: 1,231,736.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,584 : 3,027,876.48 = 821,157.76 : x
  2. Step 2: Convert to fraction form
    2,018,584/3,027,876.48 = 821,157.76/x
  3. Step 3: Cross multiply
    2,018,584x = 3,027,876.48 × 821,157.76
  4. Step 4: Simplify right side
    2,018,584x = 2,486,364,267,873.49
  5. Step 5: Solve for x
    x = 2,486,364,267,873.49/2,018,584
  6. Step 6: Final answer
    x = 1,231,736.84

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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.