Home / 5,220,563.10-7,824,623.85-2,187,923.10

Finding the Fourth Proportional to 5,220,563.10, 7,824,623.85 and 2,187,923.10

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Solution

The fourth proportional to 5,220,563.10, 7,824,623.85 and 2,187,923.10 is: 3,279,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,563.10 : 7,824,623.85 = 2,187,923.10 : x
  2. Step 2: Convert to fraction form
    5,220,563.10/7,824,623.85 = 2,187,923.10/x
  3. Step 3: Cross multiply
    5,220,563.10x = 7,824,623.85 × 2,187,923.10
  4. Step 4: Simplify right side
    5,220,563.10x = 17,119,675,270,225.94
  5. Step 5: Solve for x
    x = 17,119,675,270,225.94/5,220,563.10
  6. Step 6: Final answer
    x = 3,279,277.53

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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.