Home / 2,872,621.84-4,309,562.86-851,023.74

Finding the Fourth Proportional to 2,872,621.84, 4,309,562.86 and 851,023.74

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Solution

The fourth proportional to 2,872,621.84, 4,309,562.86 and 851,023.74 is: 1,276,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,621.84 : 4,309,562.86 = 851,023.74 : x
  2. Step 2: Convert to fraction form
    2,872,621.84/4,309,562.86 = 851,023.74/x
  3. Step 3: Cross multiply
    2,872,621.84x = 4,309,562.86 × 851,023.74
  4. Step 4: Simplify right side
    2,872,621.84x = 3,667,540,302,882.30
  5. Step 5: Solve for x
    x = 3,667,540,302,882.30/2,872,621.84
  6. Step 6: Final answer
    x = 1,276,722.28

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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.