Home / 1,463,015.89-2,018,964.88-818,446.85

Finding the Fourth Proportional to 1,463,015.89, 2,018,964.88 and 818,446.85

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Solution

The fourth proportional to 1,463,015.89, 2,018,964.88 and 818,446.85 is: 1,129,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,015.89 : 2,018,964.88 = 818,446.85 : x
  2. Step 2: Convert to fraction form
    1,463,015.89/2,018,964.88 = 818,446.85/x
  3. Step 3: Cross multiply
    1,463,015.89x = 2,018,964.88 × 818,446.85
  4. Step 4: Simplify right side
    1,463,015.89x = 1,652,415,432,109.57
  5. Step 5: Solve for x
    x = 1,652,415,432,109.57/1,463,015.89
  6. Step 6: Final answer
    x = 1,129,458.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.