Home / 1,500,285.56-2,250,626.09-489,053.21

Finding the Fourth Proportional to 1,500,285.56, 2,250,626.09 and 489,053.21

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Solution

The fourth proportional to 1,500,285.56, 2,250,626.09 and 489,053.21 is: 733,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,285.56 : 2,250,626.09 = 489,053.21 : x
  2. Step 2: Convert to fraction form
    1,500,285.56/2,250,626.09 = 489,053.21/x
  3. Step 3: Cross multiply
    1,500,285.56x = 2,250,626.09 × 489,053.21
  4. Step 4: Simplify right side
    1,500,285.56x = 1,100,675,917,005.55
  5. Step 5: Solve for x
    x = 1,100,675,917,005.55/1,500,285.56
  6. Step 6: Final answer
    x = 733,644.28

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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.