Home / 1,767,932.72-2,439,764.21-1,003,991.75

Finding the Fourth Proportional to 1,767,932.72, 2,439,764.21 and 1,003,991.75

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Solution

The fourth proportional to 1,767,932.72, 2,439,764.21 and 1,003,991.75 is: 1,385,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,932.72 : 2,439,764.21 = 1,003,991.75 : x
  2. Step 2: Convert to fraction form
    1,767,932.72/2,439,764.21 = 1,003,991.75/x
  3. Step 3: Cross multiply
    1,767,932.72x = 2,439,764.21 × 1,003,991.75
  4. Step 4: Simplify right side
    1,767,932.72x = 2,449,503,138,785.27
  5. Step 5: Solve for x
    x = 2,449,503,138,785.27/1,767,932.72
  6. Step 6: Final answer
    x = 1,385,518.30

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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.