Home / 3,783,153.65-5,220,593.91-2,151,334.53

Finding the Fourth Proportional to 3,783,153.65, 5,220,593.91 and 2,151,334.53

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Solution

The fourth proportional to 3,783,153.65, 5,220,593.91 and 2,151,334.53 is: 2,968,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,153.65 : 5,220,593.91 = 2,151,334.53 : x
  2. Step 2: Convert to fraction form
    3,783,153.65/5,220,593.91 = 2,151,334.53/x
  3. Step 3: Cross multiply
    3,783,153.65x = 5,220,593.91 × 2,151,334.53
  4. Step 4: Simplify right side
    3,783,153.65x = 11,231,243,945,690.71
  5. Step 5: Solve for x
    x = 11,231,243,945,690.71/3,783,153.65
  6. Step 6: Final answer
    x = 2,968,751.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.