Home / 741,408.84-1,023,143.22-401,877

Finding the Fourth Proportional to 741,408.84, 1,023,143.22 and 401,877

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Solution

The fourth proportional to 741,408.84, 1,023,143.22 and 401,877 is: 554,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,408.84 : 1,023,143.22 = 401,877 : x
  2. Step 2: Convert to fraction form
    741,408.84/1,023,143.22 = 401,877/x
  3. Step 3: Cross multiply
    741,408.84x = 1,023,143.22 × 401,877
  4. Step 4: Simplify right side
    741,408.84x = 411,177,727,823.94
  5. Step 5: Solve for x
    x = 411,177,727,823.94/741,408.84
  6. Step 6: Final answer
    x = 554,589.73

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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.