Home / 2,285,021.88-3,429,588.60-1,220,973.48

Finding the Fourth Proportional to 2,285,021.88, 3,429,588.60 and 1,220,973.48

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Solution

The fourth proportional to 2,285,021.88, 3,429,588.60 and 1,220,973.48 is: 1,832,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,021.88 : 3,429,588.60 = 1,220,973.48 : x
  2. Step 2: Convert to fraction form
    2,285,021.88/3,429,588.60 = 1,220,973.48/x
  3. Step 3: Cross multiply
    2,285,021.88x = 3,429,588.60 × 1,220,973.48
  4. Step 4: Simplify right side
    2,285,021.88x = 4,187,436,727,910.33
  5. Step 5: Solve for x
    x = 4,187,436,727,910.33/2,285,021.88
  6. Step 6: Final answer
    x = 1,832,558.70

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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.