Home / 2,572,012.56-3,857,230.90-1,778,394

Finding the Fourth Proportional to 2,572,012.56, 3,857,230.90 and 1,778,394

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Solution

The fourth proportional to 2,572,012.56, 3,857,230.90 and 1,778,394 is: 2,667,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,012.56 : 3,857,230.90 = 1,778,394 : x
  2. Step 2: Convert to fraction form
    2,572,012.56/3,857,230.90 = 1,778,394/x
  3. Step 3: Cross multiply
    2,572,012.56x = 3,857,230.90 × 1,778,394
  4. Step 4: Simplify right side
    2,572,012.56x = 6,859,676,289,174.60
  5. Step 5: Solve for x
    x = 6,859,676,289,174.60/2,572,012.56
  6. Step 6: Final answer
    x = 2,667,046.19

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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.