Home / 3,559,968.56-4,912,780.19-1,928,375.92

Finding the Fourth Proportional to 3,559,968.56, 4,912,780.19 and 1,928,375.92

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Solution

The fourth proportional to 3,559,968.56, 4,912,780.19 and 1,928,375.92 is: 2,661,171.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,968.56 : 4,912,780.19 = 1,928,375.92 : x
  2. Step 2: Convert to fraction form
    3,559,968.56/4,912,780.19 = 1,928,375.92/x
  3. Step 3: Cross multiply
    3,559,968.56x = 4,912,780.19 × 1,928,375.92
  4. Step 4: Simplify right side
    3,559,968.56x = 9,473,687,011,188.01
  5. Step 5: Solve for x
    x = 9,473,687,011,188.01/3,559,968.56
  6. Step 6: Final answer
    x = 2,661,171.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.