Home / 1,791,795.36-2,687,659.89-443,961.24

Finding the Fourth Proportional to 1,791,795.36, 2,687,659.89 and 443,961.24

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Solution

The fourth proportional to 1,791,795.36, 2,687,659.89 and 443,961.24 is: 665,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,795.36 : 2,687,659.89 = 443,961.24 : x
  2. Step 2: Convert to fraction form
    1,791,795.36/2,687,659.89 = 443,961.24/x
  3. Step 3: Cross multiply
    1,791,795.36x = 2,687,659.89 × 443,961.24
  4. Step 4: Simplify right side
    1,791,795.36x = 1,193,216,817,462.66
  5. Step 5: Solve for x
    x = 1,193,216,817,462.66/1,791,795.36
  6. Step 6: Final answer
    x = 665,933.65

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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.