Home / 2,117,308.38-3,173,742.09-1,036,330.44

Finding the Fourth Proportional to 2,117,308.38, 3,173,742.09 and 1,036,330.44

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Solution

The fourth proportional to 2,117,308.38, 3,173,742.09 and 1,036,330.44 is: 1,553,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,308.38 : 3,173,742.09 = 1,036,330.44 : x
  2. Step 2: Convert to fraction form
    2,117,308.38/3,173,742.09 = 1,036,330.44/x
  3. Step 3: Cross multiply
    2,117,308.38x = 3,173,742.09 × 1,036,330.44
  4. Step 4: Simplify right side
    2,117,308.38x = 3,289,045,536,576.22
  5. Step 5: Solve for x
    x = 3,289,045,536,576.22/2,117,308.38
  6. Step 6: Final answer
    x = 1,553,408.83

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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.