Home / 1,941,707.54-2,912,558.81-521,763.64

Finding the Fourth Proportional to 1,941,707.54, 2,912,558.81 and 521,763.64

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Solution

The fourth proportional to 1,941,707.54, 2,912,558.81 and 521,763.64 is: 782,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,707.54 : 2,912,558.81 = 521,763.64 : x
  2. Step 2: Convert to fraction form
    1,941,707.54/2,912,558.81 = 521,763.64/x
  3. Step 3: Cross multiply
    1,941,707.54x = 2,912,558.81 × 521,763.64
  4. Step 4: Simplify right side
    1,941,707.54x = 1,519,667,269,248.06
  5. Step 5: Solve for x
    x = 1,519,667,269,248.06/1,941,707.54
  6. Step 6: Final answer
    x = 782,644.78

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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.