Home / 1,463,251.44-2,019,365.52-818,633.28

Finding the Fourth Proportional to 1,463,251.44, 2,019,365.52 and 818,633.28

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Solution

The fourth proportional to 1,463,251.44, 2,019,365.52 and 818,633.28 is: 1,129,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,251.44 : 2,019,365.52 = 818,633.28 : x
  2. Step 2: Convert to fraction form
    1,463,251.44/2,019,365.52 = 818,633.28/x
  3. Step 3: Cross multiply
    1,463,251.44x = 2,019,365.52 × 818,633.28
  4. Step 4: Simplify right side
    1,463,251.44x = 1,653,119,819,156.51
  5. Step 5: Solve for x
    x = 1,653,119,819,156.51/1,463,251.44
  6. Step 6: Final answer
    x = 1,129,757.86

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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.