Home / 1,394,262.88-2,091,350.58-767,118.76

Finding the Fourth Proportional to 1,394,262.88, 2,091,350.58 and 767,118.76

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Solution

The fourth proportional to 1,394,262.88, 2,091,350.58 and 767,118.76 is: 1,150,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,262.88 : 2,091,350.58 = 767,118.76 : x
  2. Step 2: Convert to fraction form
    1,394,262.88/2,091,350.58 = 767,118.76/x
  3. Step 3: Cross multiply
    1,394,262.88x = 2,091,350.58 × 767,118.76
  4. Step 4: Simplify right side
    1,394,262.88x = 1,604,314,263,654.88
  5. Step 5: Solve for x
    x = 1,604,314,263,654.88/1,394,262.88
  6. Step 6: Final answer
    x = 1,150,654.07

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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.