Home / 1,214,078.21-1,675,384.03-670,202.33

Finding the Fourth Proportional to 1,214,078.21, 1,675,384.03 and 670,202.33

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Solution

The fourth proportional to 1,214,078.21, 1,675,384.03 and 670,202.33 is: 924,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,078.21 : 1,675,384.03 = 670,202.33 : x
  2. Step 2: Convert to fraction form
    1,214,078.21/1,675,384.03 = 670,202.33/x
  3. Step 3: Cross multiply
    1,214,078.21x = 1,675,384.03 × 670,202.33
  4. Step 4: Simplify right side
    1,214,078.21x = 1,122,846,271,126.68
  5. Step 5: Solve for x
    x = 1,122,846,271,126.68/1,214,078.21
  6. Step 6: Final answer
    x = 924,854.97

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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.