Home / 2,205,450.90-3,308,260.59-689,273.46

Finding the Fourth Proportional to 2,205,450.90, 3,308,260.59 and 689,273.46

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Solution

The fourth proportional to 2,205,450.90, 3,308,260.59 and 689,273.46 is: 1,033,936.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,450.90 : 3,308,260.59 = 689,273.46 : x
  2. Step 2: Convert to fraction form
    2,205,450.90/3,308,260.59 = 689,273.46/x
  3. Step 3: Cross multiply
    2,205,450.90x = 3,308,260.59 × 689,273.46
  4. Step 4: Simplify right side
    2,205,450.90x = 2,280,296,223,450.94
  5. Step 5: Solve for x
    x = 2,280,296,223,450.94/2,205,450.90
  6. Step 6: Final answer
    x = 1,033,936.52

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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.