Home / 1,394,077.30-2,091,203.43-447,427.06

Finding the Fourth Proportional to 1,394,077.30, 2,091,203.43 and 447,427.06

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Solution

The fourth proportional to 1,394,077.30, 2,091,203.43 and 447,427.06 is: 671,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,077.30 : 2,091,203.43 = 447,427.06 : x
  2. Step 2: Convert to fraction form
    1,394,077.30/2,091,203.43 = 447,427.06/x
  3. Step 3: Cross multiply
    1,394,077.30x = 2,091,203.43 × 447,427.06
  4. Step 4: Simplify right side
    1,394,077.30x = 935,661,002,546.82
  5. Step 5: Solve for x
    x = 935,661,002,546.82/1,394,077.30
  6. Step 6: Final answer
    x = 671,168.67

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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.