Home / 1,720,302.52-2,374,078.37-945,992.09

Finding the Fourth Proportional to 1,720,302.52, 2,374,078.37 and 945,992.09

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Solution

The fourth proportional to 1,720,302.52, 2,374,078.37 and 945,992.09 is: 1,305,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,302.52 : 2,374,078.37 = 945,992.09 : x
  2. Step 2: Convert to fraction form
    1,720,302.52/2,374,078.37 = 945,992.09/x
  3. Step 3: Cross multiply
    1,720,302.52x = 2,374,078.37 × 945,992.09
  4. Step 4: Simplify right side
    1,720,302.52x = 2,245,859,360,239.79
  5. Step 5: Solve for x
    x = 2,245,859,360,239.79/1,720,302.52
  6. Step 6: Final answer
    x = 1,305,502.57

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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.