Home / 1,267,465.11-1,901,199.08-320,835.82

Finding the Fourth Proportional to 1,267,465.11, 1,901,199.08 and 320,835.82

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Solution

The fourth proportional to 1,267,465.11, 1,901,199.08 and 320,835.82 is: 481,254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,465.11 : 1,901,199.08 = 320,835.82 : x
  2. Step 2: Convert to fraction form
    1,267,465.11/1,901,199.08 = 320,835.82/x
  3. Step 3: Cross multiply
    1,267,465.11x = 1,901,199.08 × 320,835.82
  4. Step 4: Simplify right side
    1,267,465.11x = 609,972,765,815.05
  5. Step 5: Solve for x
    x = 609,972,765,815.05/1,267,465.11
  6. Step 6: Final answer
    x = 481,254.09

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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.