Home / 1,687,358.71-2,328,553.50-952,467.69

Finding the Fourth Proportional to 1,687,358.71, 2,328,553.50 and 952,467.69

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Solution

The fourth proportional to 1,687,358.71, 2,328,553.50 and 952,467.69 is: 1,314,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,358.71 : 2,328,553.50 = 952,467.69 : x
  2. Step 2: Convert to fraction form
    1,687,358.71/2,328,553.50 = 952,467.69/x
  3. Step 3: Cross multiply
    1,687,358.71x = 2,328,553.50 × 952,467.69
  4. Step 4: Simplify right side
    1,687,358.71x = 2,217,871,961,378.38
  5. Step 5: Solve for x
    x = 2,217,871,961,378.38/1,687,358.71
  6. Step 6: Final answer
    x = 1,314,404.54

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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.