Home / 4,521,447.72-6,781,119.42-1,682,896.68

Finding the Fourth Proportional to 4,521,447.72, 6,781,119.42 and 1,682,896.68

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Solution

The fourth proportional to 4,521,447.72, 6,781,119.42 and 1,682,896.68 is: 2,523,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521,447.72 : 6,781,119.42 = 1,682,896.68 : x
  2. Step 2: Convert to fraction form
    4,521,447.72/6,781,119.42 = 1,682,896.68/x
  3. Step 3: Cross multiply
    4,521,447.72x = 6,781,119.42 × 1,682,896.68
  4. Step 4: Simplify right side
    4,521,447.72x = 11,411,923,358,601.53
  5. Step 5: Solve for x
    x = 11,411,923,358,601.53/4,521,447.72
  6. Step 6: Final answer
    x = 2,523,953.40

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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.