Home / 1,555,557.28-2,331,671.92-1,110,977.44

Finding the Fourth Proportional to 1,555,557.28, 2,331,671.92 and 1,110,977.44

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Solution

The fourth proportional to 1,555,557.28, 2,331,671.92 and 1,110,977.44 is: 1,665,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,557.28 : 2,331,671.92 = 1,110,977.44 : x
  2. Step 2: Convert to fraction form
    1,555,557.28/2,331,671.92 = 1,110,977.44/x
  3. Step 3: Cross multiply
    1,555,557.28x = 2,331,671.92 × 1,110,977.44
  4. Step 4: Simplify right side
    1,555,557.28x = 2,590,434,900,601.48
  5. Step 5: Solve for x
    x = 2,590,434,900,601.48/1,555,557.28
  6. Step 6: Final answer
    x = 1,665,277.73

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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.