Home / 2,813,744.16-4,220,555.76-683,840.16

Finding the Fourth Proportional to 2,813,744.16, 4,220,555.76 and 683,840.16

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Solution

The fourth proportional to 2,813,744.16, 4,220,555.76 and 683,840.16 is: 1,025,745.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,744.16 : 4,220,555.76 = 683,840.16 : x
  2. Step 2: Convert to fraction form
    2,813,744.16/4,220,555.76 = 683,840.16/x
  3. Step 3: Cross multiply
    2,813,744.16x = 4,220,555.76 × 683,840.16
  4. Step 4: Simplify right side
    2,813,744.16x = 2,886,185,526,207.32
  5. Step 5: Solve for x
    x = 2,886,185,526,207.32/2,813,744.16
  6. Step 6: Final answer
    x = 1,025,745.54

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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.