Home / 4,147,755.21-6,221,652.48-1,269,117.44

Finding the Fourth Proportional to 4,147,755.21, 6,221,652.48 and 1,269,117.44

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Solution

The fourth proportional to 4,147,755.21, 6,221,652.48 and 1,269,117.44 is: 1,903,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,755.21 : 6,221,652.48 = 1,269,117.44 : x
  2. Step 2: Convert to fraction form
    4,147,755.21/6,221,652.48 = 1,269,117.44/x
  3. Step 3: Cross multiply
    4,147,755.21x = 6,221,652.48 × 1,269,117.44
  4. Step 4: Simplify right side
    4,147,755.21x = 7,896,007,667,987.25
  5. Step 5: Solve for x
    x = 7,896,007,667,987.25/4,147,755.21
  6. Step 6: Final answer
    x = 1,903,682.18

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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.