Home / 1,691,900.20-2,538,195.90-570,082.60

Finding the Fourth Proportional to 1,691,900.20, 2,538,195.90 and 570,082.60

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Solution

The fourth proportional to 1,691,900.20, 2,538,195.90 and 570,082.60 is: 855,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,900.20 : 2,538,195.90 = 570,082.60 : x
  2. Step 2: Convert to fraction form
    1,691,900.20/2,538,195.90 = 570,082.60/x
  3. Step 3: Cross multiply
    1,691,900.20x = 2,538,195.90 × 570,082.60
  4. Step 4: Simplify right side
    1,691,900.20x = 1,446,981,317,981.34
  5. Step 5: Solve for x
    x = 1,446,981,317,981.34/1,691,900.20
  6. Step 6: Final answer
    x = 855,240.35

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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.