Home / 3,285,899.20-4,928,475.06-889,930.60

Finding the Fourth Proportional to 3,285,899.20, 4,928,475.06 and 889,930.60

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Solution

The fourth proportional to 3,285,899.20, 4,928,475.06 and 889,930.60 is: 1,334,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,899.20 : 4,928,475.06 = 889,930.60 : x
  2. Step 2: Convert to fraction form
    3,285,899.20/4,928,475.06 = 889,930.60/x
  3. Step 3: Cross multiply
    3,285,899.20x = 4,928,475.06 × 889,930.60
  4. Step 4: Simplify right side
    3,285,899.20x = 4,386,000,767,230.84
  5. Step 5: Solve for x
    x = 4,386,000,767,230.84/3,285,899.20
  6. Step 6: Final answer
    x = 1,334,794.68

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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.