Home / 1,595,078.40-2,199,963.60-1,022,171.88

Finding the Fourth Proportional to 1,595,078.40, 2,199,963.60 and 1,022,171.88

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Solution

The fourth proportional to 1,595,078.40, 2,199,963.60 and 1,022,171.88 is: 1,409,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,078.40 : 2,199,963.60 = 1,022,171.88 : x
  2. Step 2: Convert to fraction form
    1,595,078.40/2,199,963.60 = 1,022,171.88/x
  3. Step 3: Cross multiply
    1,595,078.40x = 2,199,963.60 × 1,022,171.88
  4. Step 4: Simplify right side
    1,595,078.40x = 2,248,740,928,943.57
  5. Step 5: Solve for x
    x = 2,248,740,928,943.57/1,595,078.40
  6. Step 6: Final answer
    x = 1,409,799.62

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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.