Home / 1,305,833.85-1,802,054.22-725,058.09

Finding the Fourth Proportional to 1,305,833.85, 1,802,054.22 and 725,058.09

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Solution

The fourth proportional to 1,305,833.85, 1,802,054.22 and 725,058.09 is: 1,000,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,833.85 : 1,802,054.22 = 725,058.09 : x
  2. Step 2: Convert to fraction form
    1,305,833.85/1,802,054.22 = 725,058.09/x
  3. Step 3: Cross multiply
    1,305,833.85x = 1,802,054.22 × 725,058.09
  4. Step 4: Simplify right side
    1,305,833.85x = 1,306,593,990,829.64
  5. Step 5: Solve for x
    x = 1,306,593,990,829.64/1,305,833.85
  6. Step 6: Final answer
    x = 1,000,582.11

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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.