Home / 3,480,171.89-4,801,560.93-2,028,839.81

Finding the Fourth Proportional to 3,480,171.89, 4,801,560.93 and 2,028,839.81

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Solution

The fourth proportional to 3,480,171.89, 4,801,560.93 and 2,028,839.81 is: 2,799,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,171.89 : 4,801,560.93 = 2,028,839.81 : x
  2. Step 2: Convert to fraction form
    3,480,171.89/4,801,560.93 = 2,028,839.81/x
  3. Step 3: Cross multiply
    3,480,171.89x = 4,801,560.93 × 2,028,839.81
  4. Step 4: Simplify right side
    3,480,171.89x = 9,741,597,940,916.82
  5. Step 5: Solve for x
    x = 9,741,597,940,916.82/3,480,171.89
  6. Step 6: Final answer
    x = 2,799,171.50

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1.5x scale

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.