Home / 2,136,004.11-3,203,507.79-619,279.97

Finding the Fourth Proportional to 2,136,004.11, 3,203,507.79 and 619,279.97

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Solution

The fourth proportional to 2,136,004.11, 3,203,507.79 and 619,279.97 is: 928,775.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,004.11 : 3,203,507.79 = 619,279.97 : x
  2. Step 2: Convert to fraction form
    2,136,004.11/3,203,507.79 = 619,279.97/x
  3. Step 3: Cross multiply
    2,136,004.11x = 3,203,507.79 × 619,279.97
  4. Step 4: Simplify right side
    2,136,004.11x = 1,983,868,192,068.43
  5. Step 5: Solve for x
    x = 1,983,868,192,068.43/2,136,004.11
  6. Step 6: Final answer
    x = 928,775.46

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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.