Home / 1,723,114.72-2,584,672.80-775,378.36

Finding the Fourth Proportional to 1,723,114.72, 2,584,672.80 and 775,378.36

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Solution

The fourth proportional to 1,723,114.72, 2,584,672.80 and 775,378.36 is: 1,163,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,114.72 : 2,584,672.80 = 775,378.36 : x
  2. Step 2: Convert to fraction form
    1,723,114.72/2,584,672.80 = 775,378.36/x
  3. Step 3: Cross multiply
    1,723,114.72x = 2,584,672.80 × 775,378.36
  4. Step 4: Simplify right side
    1,723,114.72x = 2,004,099,356,800.61
  5. Step 5: Solve for x
    x = 2,004,099,356,800.61/1,723,114.72
  6. Step 6: Final answer
    x = 1,163,067.86

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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.