Home / 1,344,529.72-1,855,520.22-740,917.72

Finding the Fourth Proportional to 1,344,529.72, 1,855,520.22 and 740,917.72

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Solution

The fourth proportional to 1,344,529.72, 1,855,520.22 and 740,917.72 is: 1,022,504.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,529.72 : 1,855,520.22 = 740,917.72 : x
  2. Step 2: Convert to fraction form
    1,344,529.72/1,855,520.22 = 740,917.72/x
  3. Step 3: Cross multiply
    1,344,529.72x = 1,855,520.22 × 740,917.72
  4. Step 4: Simplify right side
    1,344,529.72x = 1,374,787,810,816.30
  5. Step 5: Solve for x
    x = 1,374,787,810,816.30/1,344,529.72
  6. Step 6: Final answer
    x = 1,022,504.59

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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.