Home / 1,899,468.74-2,621,257.29-1,040,013.38

Finding the Fourth Proportional to 1,899,468.74, 2,621,257.29 and 1,040,013.38

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Solution

The fourth proportional to 1,899,468.74, 2,621,257.29 and 1,040,013.38 is: 1,435,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,468.74 : 2,621,257.29 = 1,040,013.38 : x
  2. Step 2: Convert to fraction form
    1,899,468.74/2,621,257.29 = 1,040,013.38/x
  3. Step 3: Cross multiply
    1,899,468.74x = 2,621,257.29 × 1,040,013.38
  4. Step 4: Simplify right side
    1,899,468.74x = 2,726,142,654,022.54
  5. Step 5: Solve for x
    x = 2,726,142,654,022.54/1,899,468.74
  6. Step 6: Final answer
    x = 1,435,213.22

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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.