Home / 1,212,314.88-1,819,181.25-673,025.25

Finding the Fourth Proportional to 1,212,314.88, 1,819,181.25 and 673,025.25

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Solution

The fourth proportional to 1,212,314.88, 1,819,181.25 and 673,025.25 is: 1,009,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,314.88 : 1,819,181.25 = 673,025.25 : x
  2. Step 2: Convert to fraction form
    1,212,314.88/1,819,181.25 = 673,025.25/x
  3. Step 3: Cross multiply
    1,212,314.88x = 1,819,181.25 × 673,025.25
  4. Step 4: Simplify right side
    1,212,314.88x = 1,224,354,915,576.56
  5. Step 5: Solve for x
    x = 1,224,354,915,576.56/1,212,314.88
  6. Step 6: Final answer
    x = 1,009,931.44

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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.