Home / 1,236,076.25-1,854,647.20-667,344.42

Finding the Fourth Proportional to 1,236,076.25, 1,854,647.20 and 667,344.42

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Solution

The fourth proportional to 1,236,076.25, 1,854,647.20 and 667,344.42 is: 1,001,304.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,076.25 : 1,854,647.20 = 667,344.42 : x
  2. Step 2: Convert to fraction form
    1,236,076.25/1,854,647.20 = 667,344.42/x
  3. Step 3: Cross multiply
    1,236,076.25x = 1,854,647.20 × 667,344.42
  4. Step 4: Simplify right side
    1,236,076.25x = 1,237,688,457,486.08
  5. Step 5: Solve for x
    x = 1,237,688,457,486.08/1,236,076.25
  6. Step 6: Final answer
    x = 1,001,304.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.