Home / 4,097,890.80-6,146,836.20-1,257,633.90

Finding the Fourth Proportional to 4,097,890.80, 6,146,836.20 and 1,257,633.90

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Solution

The fourth proportional to 4,097,890.80, 6,146,836.20 and 1,257,633.90 is: 1,886,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,097,890.80 : 6,146,836.20 = 1,257,633.90 : x
  2. Step 2: Convert to fraction form
    4,097,890.80/6,146,836.20 = 1,257,633.90/x
  3. Step 3: Cross multiply
    4,097,890.80x = 6,146,836.20 × 1,257,633.90
  4. Step 4: Simplify right side
    4,097,890.80x = 7,730,469,582,867.18
  5. Step 5: Solve for x
    x = 7,730,469,582,867.18/4,097,890.80
  6. Step 6: Final answer
    x = 1,886,450.85

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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.