Home / 2,016,909.30-2,783,335.38-1,099,138.71

Finding the Fourth Proportional to 2,016,909.30, 2,783,335.38 and 1,099,138.71

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Solution

The fourth proportional to 2,016,909.30, 2,783,335.38 and 1,099,138.71 is: 1,516,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,909.30 : 2,783,335.38 = 1,099,138.71 : x
  2. Step 2: Convert to fraction form
    2,016,909.30/2,783,335.38 = 1,099,138.71/x
  3. Step 3: Cross multiply
    2,016,909.30x = 2,783,335.38 × 1,099,138.71
  4. Step 4: Simplify right side
    2,016,909.30x = 3,059,271,659,070.56
  5. Step 5: Solve for x
    x = 3,059,271,659,070.56/2,016,909.30
  6. Step 6: Final answer
    x = 1,516,811.72

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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.