Home / 1,198,278.86-1,797,455.20-524,013.09

Finding the Fourth Proportional to 1,198,278.86, 1,797,455.20 and 524,013.09

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Solution

The fourth proportional to 1,198,278.86, 1,797,455.20 and 524,013.09 is: 786,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,278.86 : 1,797,455.20 = 524,013.09 : x
  2. Step 2: Convert to fraction form
    1,198,278.86/1,797,455.20 = 524,013.09/x
  3. Step 3: Cross multiply
    1,198,278.86x = 1,797,455.20 × 524,013.09
  4. Step 4: Simplify right side
    1,198,278.86x = 941,890,053,488.57
  5. Step 5: Solve for x
    x = 941,890,053,488.57/1,198,278.86
  6. Step 6: Final answer
    x = 786,035.78

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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.