Home / 1,206,435.06-1,809,651.58-307,876.95

Finding the Fourth Proportional to 1,206,435.06, 1,809,651.58 and 307,876.95

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Solution

The fourth proportional to 1,206,435.06, 1,809,651.58 and 307,876.95 is: 461,815.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,435.06 : 1,809,651.58 = 307,876.95 : x
  2. Step 2: Convert to fraction form
    1,206,435.06/1,809,651.58 = 307,876.95/x
  3. Step 3: Cross multiply
    1,206,435.06x = 1,809,651.58 × 307,876.95
  4. Step 4: Simplify right side
    1,206,435.06x = 557,150,008,243.39
  5. Step 5: Solve for x
    x = 557,150,008,243.39/1,206,435.06
  6. Step 6: Final answer
    x = 461,815.17

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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.