Home / 3,221,279.21-4,445,325.41-1,770,961.97

Finding the Fourth Proportional to 3,221,279.21, 4,445,325.41 and 1,770,961.97

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Solution

The fourth proportional to 3,221,279.21, 4,445,325.41 and 1,770,961.97 is: 2,443,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,279.21 : 4,445,325.41 = 1,770,961.97 : x
  2. Step 2: Convert to fraction form
    3,221,279.21/4,445,325.41 = 1,770,961.97/x
  3. Step 3: Cross multiply
    3,221,279.21x = 4,445,325.41 × 1,770,961.97
  4. Step 4: Simplify right side
    3,221,279.21x = 7,872,502,214,303.22
  5. Step 5: Solve for x
    x = 7,872,502,214,303.22/3,221,279.21
  6. Step 6: Final answer
    x = 2,443,905.58

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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.