Home / 3,291,128.39-4,933,453.45-1,923,165.96

Finding the Fourth Proportional to 3,291,128.39, 4,933,453.45 and 1,923,165.96

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Solution

The fourth proportional to 3,291,128.39, 4,933,453.45 and 1,923,165.96 is: 2,882,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,128.39 : 4,933,453.45 = 1,923,165.96 : x
  2. Step 2: Convert to fraction form
    3,291,128.39/4,933,453.45 = 1,923,165.96/x
  3. Step 3: Cross multiply
    3,291,128.39x = 4,933,453.45 × 1,923,165.96
  4. Step 4: Simplify right side
    3,291,128.39x = 9,487,849,740,284.56
  5. Step 5: Solve for x
    x = 9,487,849,740,284.56/3,291,128.39
  6. Step 6: Final answer
    x = 2,882,856.16

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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.