Home / 1,581,082.33-2,181,894.35-855,930.04

Finding the Fourth Proportional to 1,581,082.33, 2,181,894.35 and 855,930.04

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Solution

The fourth proportional to 1,581,082.33, 2,181,894.35 and 855,930.04 is: 1,181,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,082.33 : 2,181,894.35 = 855,930.04 : x
  2. Step 2: Convert to fraction form
    1,581,082.33/2,181,894.35 = 855,930.04/x
  3. Step 3: Cross multiply
    1,581,082.33x = 2,181,894.35 × 855,930.04
  4. Step 4: Simplify right side
    1,581,082.33x = 1,867,548,918,271.27
  5. Step 5: Solve for x
    x = 1,867,548,918,271.27/1,581,082.33
  6. Step 6: Final answer
    x = 1,181,183.85

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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.