Home / 1,394,210.20-2,091,606.90-447,676.60

Finding the Fourth Proportional to 1,394,210.20, 2,091,606.90 and 447,676.60

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Solution

The fourth proportional to 1,394,210.20, 2,091,606.90 and 447,676.60 is: 671,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,210.20 : 2,091,606.90 = 447,676.60 : x
  2. Step 2: Convert to fraction form
    1,394,210.20/2,091,606.90 = 447,676.60/x
  3. Step 3: Cross multiply
    1,394,210.20x = 2,091,606.90 × 447,676.60
  4. Step 4: Simplify right side
    1,394,210.20x = 936,363,465,528.54
  5. Step 5: Solve for x
    x = 936,363,465,528.54/1,394,210.20
  6. Step 6: Final answer
    x = 671,608.53

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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.