Home / 1,720,589.21-2,374,358.75-946,217.66

Finding the Fourth Proportional to 1,720,589.21, 2,374,358.75 and 946,217.66

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Solution

The fourth proportional to 1,720,589.21, 2,374,358.75 and 946,217.66 is: 1,305,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,589.21 : 2,374,358.75 = 946,217.66 : x
  2. Step 2: Convert to fraction form
    1,720,589.21/2,374,358.75 = 946,217.66/x
  3. Step 3: Cross multiply
    1,720,589.21x = 2,374,358.75 × 946,217.66
  4. Step 4: Simplify right side
    1,720,589.21x = 2,246,660,180,425.53
  5. Step 5: Solve for x
    x = 2,246,660,180,425.53/1,720,589.21
  6. Step 6: Final answer
    x = 1,305,750.48

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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.