Home / 1,900,117.38-2,622,063.78-1,040,511.78

Finding the Fourth Proportional to 1,900,117.38, 2,622,063.78 and 1,040,511.78

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Solution

The fourth proportional to 1,900,117.38, 2,622,063.78 and 1,040,511.78 is: 1,435,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,117.38 : 2,622,063.78 = 1,040,511.78 : x
  2. Step 2: Convert to fraction form
    1,900,117.38/2,622,063.78 = 1,040,511.78/x
  3. Step 3: Cross multiply
    1,900,117.38x = 2,622,063.78 × 1,040,511.78
  4. Step 4: Simplify right side
    1,900,117.38x = 2,728,288,251,001.33
  5. Step 5: Solve for x
    x = 2,728,288,251,001.33/1,900,117.38
  6. Step 6: Final answer
    x = 1,435,852.48

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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.