Home / 805,162.12-1,111,126.03-461,003.33

Finding the Fourth Proportional to 805,162.12, 1,111,126.03 and 461,003.33

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Solution

The fourth proportional to 805,162.12, 1,111,126.03 and 461,003.33 is: 636,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,162.12 : 1,111,126.03 = 461,003.33 : x
  2. Step 2: Convert to fraction form
    805,162.12/1,111,126.03 = 461,003.33/x
  3. Step 3: Cross multiply
    805,162.12x = 1,111,126.03 × 461,003.33
  4. Step 4: Simplify right side
    805,162.12x = 512,232,797,848.05
  5. Step 5: Solve for x
    x = 512,232,797,848.05/805,162.12
  6. Step 6: Final answer
    x = 636,185.91

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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.