Home / 1,648,449.95-2,469,684.92-1,217,234.88

Finding the Fourth Proportional to 1,648,449.95, 2,469,684.92 and 1,217,234.88

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Solution

The fourth proportional to 1,648,449.95, 2,469,684.92 and 1,217,234.88 is: 1,823,644.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,449.95 : 2,469,684.92 = 1,217,234.88 : x
  2. Step 2: Convert to fraction form
    1,648,449.95/2,469,684.92 = 1,217,234.88/x
  3. Step 3: Cross multiply
    1,648,449.95x = 2,469,684.92 × 1,217,234.88
  4. Step 4: Simplify right side
    1,648,449.95x = 3,006,186,621,147.84
  5. Step 5: Solve for x
    x = 3,006,186,621,147.84/1,648,449.95
  6. Step 6: Final answer
    x = 1,823,644.47

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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.