Home / 1,351,835.11-2,027,494.50-405,205.82

Finding the Fourth Proportional to 1,351,835.11, 2,027,494.50 and 405,205.82

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Solution

The fourth proportional to 1,351,835.11, 2,027,494.50 and 405,205.82 is: 607,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,835.11 : 2,027,494.50 = 405,205.82 : x
  2. Step 2: Convert to fraction form
    1,351,835.11/2,027,494.50 = 405,205.82/x
  3. Step 3: Cross multiply
    1,351,835.11x = 2,027,494.50 × 405,205.82
  4. Step 4: Simplify right side
    1,351,835.11x = 821,552,571,417.99
  5. Step 5: Solve for x
    x = 821,552,571,417.99/1,351,835.11
  6. Step 6: Final answer
    x = 607,731.35

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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.