Home / 1,302,149.05-1,956,217.05-918,780.27

Finding the Fourth Proportional to 1,302,149.05, 1,956,217.05 and 918,780.27

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Solution

The fourth proportional to 1,302,149.05, 1,956,217.05 and 918,780.27 is: 1,380,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,149.05 : 1,956,217.05 = 918,780.27 : x
  2. Step 2: Convert to fraction form
    1,302,149.05/1,956,217.05 = 918,780.27/x
  3. Step 3: Cross multiply
    1,302,149.05x = 1,956,217.05 × 918,780.27
  4. Step 4: Simplify right side
    1,302,149.05x = 1,797,333,629,377.60
  5. Step 5: Solve for x
    x = 1,797,333,629,377.60/1,302,149.05
  6. Step 6: Final answer
    x = 1,380,282.56

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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.