Home / 1,344,829.70-1,855,865.68-764,053.85

Finding the Fourth Proportional to 1,344,829.70, 1,855,865.68 and 764,053.85

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Solution

The fourth proportional to 1,344,829.70, 1,855,865.68 and 764,053.85 is: 1,054,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,829.70 : 1,855,865.68 = 764,053.85 : x
  2. Step 2: Convert to fraction form
    1,344,829.70/1,855,865.68 = 764,053.85/x
  3. Step 3: Cross multiply
    1,344,829.70x = 1,855,865.68 × 764,053.85
  4. Step 4: Simplify right side
    1,344,829.70x = 1,417,981,317,886.87
  5. Step 5: Solve for x
    x = 1,417,981,317,886.87/1,344,829.70
  6. Step 6: Final answer
    x = 1,054,394.71

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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.