Home / 2,124,835.14-3,188,193.86-1,113,716.73

Finding the Fourth Proportional to 2,124,835.14, 3,188,193.86 and 1,113,716.73

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Solution

The fourth proportional to 2,124,835.14, 3,188,193.86 and 1,113,716.73 is: 1,671,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,835.14 : 3,188,193.86 = 1,113,716.73 : x
  2. Step 2: Convert to fraction form
    2,124,835.14/3,188,193.86 = 1,113,716.73/x
  3. Step 3: Cross multiply
    2,124,835.14x = 3,188,193.86 × 1,113,716.73
  4. Step 4: Simplify right side
    2,124,835.14x = 3,550,744,843,149.57
  5. Step 5: Solve for x
    x = 3,550,744,843,149.57/2,124,835.14
  6. Step 6: Final answer
    x = 1,671,068.39

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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.