Home / 2,118,657.25-3,179,385.56-996,813.73

Finding the Fourth Proportional to 2,118,657.25, 3,179,385.56 and 996,813.73

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Solution

The fourth proportional to 2,118,657.25, 3,179,385.56 and 996,813.73 is: 1,495,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,657.25 : 3,179,385.56 = 996,813.73 : x
  2. Step 2: Convert to fraction form
    2,118,657.25/3,179,385.56 = 996,813.73/x
  3. Step 3: Cross multiply
    2,118,657.25x = 3,179,385.56 × 996,813.73
  4. Step 4: Simplify right side
    2,118,657.25x = 3,169,255,179,171.74
  5. Step 5: Solve for x
    x = 3,169,255,179,171.74/2,118,657.25
  6. Step 6: Final answer
    x = 1,495,879.14

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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.