Home / 1,947,759.76-2,921,786.42-581,425.53

Finding the Fourth Proportional to 1,947,759.76, 2,921,786.42 and 581,425.53

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Solution

The fourth proportional to 1,947,759.76, 2,921,786.42 and 581,425.53 is: 872,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,759.76 : 2,921,786.42 = 581,425.53 : x
  2. Step 2: Convert to fraction form
    1,947,759.76/2,921,786.42 = 581,425.53/x
  3. Step 3: Cross multiply
    1,947,759.76x = 2,921,786.42 × 581,425.53
  4. Step 4: Simplify right side
    1,947,759.76x = 1,698,801,223,637.04
  5. Step 5: Solve for x
    x = 1,698,801,223,637.04/1,947,759.76
  6. Step 6: Final answer
    x = 872,182.12

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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.