Home / 1,336,763.85-2,005,145.78-662,949.15

Finding the Fourth Proportional to 1,336,763.85, 2,005,145.78 and 662,949.15

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Solution

The fourth proportional to 1,336,763.85, 2,005,145.78 and 662,949.15 is: 994,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,763.85 : 2,005,145.78 = 662,949.15 : x
  2. Step 2: Convert to fraction form
    1,336,763.85/2,005,145.78 = 662,949.15/x
  3. Step 3: Cross multiply
    1,336,763.85x = 2,005,145.78 × 662,949.15
  4. Step 4: Simplify right side
    1,336,763.85x = 1,329,309,687,162.34
  5. Step 5: Solve for x
    x = 1,329,309,687,162.34/1,336,763.85
  6. Step 6: Final answer
    x = 994,423.73

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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.