Home / 4,800,440.28-6,621,486.12-3,078,833.88

Finding the Fourth Proportional to 4,800,440.28, 6,621,486.12 and 3,078,833.88

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Solution

The fourth proportional to 4,800,440.28, 6,621,486.12 and 3,078,833.88 is: 4,246,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,440.28 : 6,621,486.12 = 3,078,833.88 : x
  2. Step 2: Convert to fraction form
    4,800,440.28/6,621,486.12 = 3,078,833.88/x
  3. Step 3: Cross multiply
    4,800,440.28x = 6,621,486.12 × 3,078,833.88
  4. Step 4: Simplify right side
    4,800,440.28x = 20,386,455,802,205.75
  5. Step 5: Solve for x
    x = 20,386,455,802,205.75/4,800,440.28
  6. Step 6: Final answer
    x = 4,246,788.76

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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.