Home / 1,750,212.30-2,619,486.45-1,269,072.30

Finding the Fourth Proportional to 1,750,212.30, 2,619,486.45 and 1,269,072.30

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Solution

The fourth proportional to 1,750,212.30, 2,619,486.45 and 1,269,072.30 is: 1,899,379.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,212.30 : 2,619,486.45 = 1,269,072.30 : x
  2. Step 2: Convert to fraction form
    1,750,212.30/2,619,486.45 = 1,269,072.30/x
  3. Step 3: Cross multiply
    1,750,212.30x = 2,619,486.45 × 1,269,072.30
  4. Step 4: Simplify right side
    1,750,212.30x = 3,324,317,693,920.34
  5. Step 5: Solve for x
    x = 3,324,317,693,920.34/1,750,212.30
  6. Step 6: Final answer
    x = 1,899,379.69

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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.