Home / 1,626,815.70-2,440,211.22-489,573

Finding the Fourth Proportional to 1,626,815.70, 2,440,211.22 and 489,573

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Solution

The fourth proportional to 1,626,815.70, 2,440,211.22 and 489,573 is: 734,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,815.70 : 2,440,211.22 = 489,573 : x
  2. Step 2: Convert to fraction form
    1,626,815.70/2,440,211.22 = 489,573/x
  3. Step 3: Cross multiply
    1,626,815.70x = 2,440,211.22 × 489,573
  4. Step 4: Simplify right side
    1,626,815.70x = 1,194,661,527,609.06
  5. Step 5: Solve for x
    x = 1,194,661,527,609.06/1,626,815.70
  6. Step 6: Final answer
    x = 734,355.79

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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.