Home / 1,301,993.93-1,951,129.85-732,178.98

Finding the Fourth Proportional to 1,301,993.93, 1,951,129.85 and 732,178.98

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Solution

The fourth proportional to 1,301,993.93, 1,951,129.85 and 732,178.98 is: 1,097,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,993.93 : 1,951,129.85 = 732,178.98 : x
  2. Step 2: Convert to fraction form
    1,301,993.93/1,951,129.85 = 732,178.98/x
  3. Step 3: Cross multiply
    1,301,993.93x = 1,951,129.85 × 732,178.98
  4. Step 4: Simplify right side
    1,301,993.93x = 1,428,576,259,759.66
  5. Step 5: Solve for x
    x = 1,428,576,259,759.66/1,301,993.93
  6. Step 6: Final answer
    x = 1,097,221.90

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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.