Home / 3,811,914.52-5,720,143.72-1,383,257.23

Finding the Fourth Proportional to 3,811,914.52, 5,720,143.72 and 1,383,257.23

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Solution

The fourth proportional to 3,811,914.52, 5,720,143.72 and 1,383,257.23 is: 2,075,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,914.52 : 5,720,143.72 = 1,383,257.23 : x
  2. Step 2: Convert to fraction form
    3,811,914.52/5,720,143.72 = 1,383,257.23/x
  3. Step 3: Cross multiply
    3,811,914.52x = 5,720,143.72 × 1,383,257.23
  4. Step 4: Simplify right side
    3,811,914.52x = 7,912,430,157,329.10
  5. Step 5: Solve for x
    x = 7,912,430,157,329.10/3,811,914.52
  6. Step 6: Final answer
    x = 2,075,710.28

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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.