Home / 1,436,745.21-2,154,493.18-411,849.77

Finding the Fourth Proportional to 1,436,745.21, 2,154,493.18 and 411,849.77

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Solution

The fourth proportional to 1,436,745.21, 2,154,493.18 and 411,849.77 is: 617,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,745.21 : 2,154,493.18 = 411,849.77 : x
  2. Step 2: Convert to fraction form
    1,436,745.21/2,154,493.18 = 411,849.77/x
  3. Step 3: Cross multiply
    1,436,745.21x = 2,154,493.18 × 411,849.77
  4. Step 4: Simplify right side
    1,436,745.21x = 887,327,510,391.92
  5. Step 5: Solve for x
    x = 887,327,510,391.92/1,436,745.21
  6. Step 6: Final answer
    x = 617,595.59

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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.