Home / 1,960,650.24-2,705,379.16-1,225,517.52

Finding the Fourth Proportional to 1,960,650.24, 2,705,379.16 and 1,225,517.52

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Solution

The fourth proportional to 1,960,650.24, 2,705,379.16 and 1,225,517.52 is: 1,691,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,650.24 : 2,705,379.16 = 1,225,517.52 : x
  2. Step 2: Convert to fraction form
    1,960,650.24/2,705,379.16 = 1,225,517.52/x
  3. Step 3: Cross multiply
    1,960,650.24x = 2,705,379.16 × 1,225,517.52
  4. Step 4: Simplify right side
    1,960,650.24x = 3,315,489,558,822.88
  5. Step 5: Solve for x
    x = 3,315,489,558,822.88/1,960,650.24
  6. Step 6: Final answer
    x = 1,691,015.30

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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.