Home / 1,337,763.36-2,006,392.78-378,211.35

Finding the Fourth Proportional to 1,337,763.36, 2,006,392.78 and 378,211.35

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Solution

The fourth proportional to 1,337,763.36, 2,006,392.78 and 378,211.35 is: 567,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,763.36 : 2,006,392.78 = 378,211.35 : x
  2. Step 2: Convert to fraction form
    1,337,763.36/2,006,392.78 = 378,211.35/x
  3. Step 3: Cross multiply
    1,337,763.36x = 2,006,392.78 × 378,211.35
  4. Step 4: Simplify right side
    1,337,763.36x = 758,840,521,954.05
  5. Step 5: Solve for x
    x = 758,840,521,954.05/1,337,763.36
  6. Step 6: Final answer
    x = 567,245.71

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1.5x scale

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.